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Showing posts with label The Intellectual Property Implications of Low-Cost 3D Printing. Show all posts
Showing posts with label The Intellectual Property Implications of Low-Cost 3D Printing. Show all posts

Wednesday, November 10, 2010

3D Printing and Intellectual Property

 3D Printing, Intellectual Property, and the Fight Over the Next Great Disruptive Technology, examines how intellectual property (IP) law impacts the rapidly maturing technology of 3D printing, and how incumbents who feel threatened by its growth might try to use IP law to stop it.

 

Introduction

 

 

 

An Opportunity, and a Warning

 

The next great technological disruption is brewing just out of sight. In small workshops, and faceless office parks, and garages, and basements, revolutionaries are tinkering with machines that can turn digital bits into physical atoms. The machines can download plans for a wrench from the Internet and print out a real, working wrench. Users design their own jewelry, gears, brackets, and toys with a computer program, and use their machines to create real jewelry, gears, brackets, and toys.

These machines, generically known as 3D printers, are not imported from the future or the stuff of science fiction. Home versions, imperfect but real, can be had for around $1,000. Every day they get better, and move closer to the mainstream.

In many ways, today’s 3D printing community resembles the personal computing community of the early 1990s. They are a relatively small, technically proficient group, all intrigued by the potential of a great new technology. They tinker with their machines, share their discoveries and creations, and are more focused on what is possible than on what happens after they achieve it. They also benefit from following the personal computer revolution: the connective power of the Internet lets them share, innovate, and communicate much faster than the Homebrew Computer Club could have ever imagined.

The personal computer revolution also casts light on some potential pitfalls that may be in store for the growth of 3D printing. When entrenched interests began to understand just how disruptive personal computing could be (especially massively networked personal computing) they organized in Washington, D.C. to protect their incumbent power. Rallying under the banner of combating piracy and theft, these interests pushed through laws like the Digital Millennium Copyright Act (DMCA) that made it harder to use computers in new and innovative ways. In response, the general public learned once-obscure terms like “fair use” and worked hard to defend their ability to discuss, create, and innovate. Unfortunately, this great public awakening cameafter Congress had already passed its restrictive laws.

Of course, computers were not the first time that incumbents welcomed new technologies by attempting to restrict them. The arrival of the printing press resulted in new censorship and licensing laws designed to slow the spread of information. The music industry claimed that home taping would destroy it. And, perhaps most memorably, the movie industry compared the VCR to the Boston Strangler preying on a woman home alone.

One of the goals of this whitepaper is to prepare the 3D printing community, and the public at large, before incumbents try to cripple 3D printing with restrictive intellectual property laws. By understanding how intellectual property law relates to 3D printing, and how changes might impact 3D printing’s future, this time we will be ready when incumbents come calling to Congress.

3D Printing

So what is 3D printing? Essentially, a 3D printer is a machine that can turn a blueprint into a physical object. Feed it a design for a wrench, and it produces a physical, working wrench. Scan a coffee mug with a 3D scanner, send the file to the printer, and produce thousands of identical mugs.

While even today there are a number of competing designs for 3D printers, most work in the same general way. Instead of taking a block of material and cutting away until it produces an object, a 3D printer actually builds the object up from tiny bits of material, layer by layer. Among other advantages, this allows a 3D printer to create structures that would be impossible if the designer needed to find a way to insert a cutting tool into a solid block of material. It also allows a 3D printer to form general-purpose material into a wide variety of diverse objects.

Because they create objects by building them up layer-by-layer, 3D printers can create objects with internal, movable parts. Instead of having to print individual parts and have a person assemble them, a 3D printer can print the object already assembled. Of course, a 3D printer can also print individual parts or replacement parts. In fact, some 3D printers can print a substantial number of their own parts, essentially allowing them to self-replicate.

3D printing starts with a blueprint, usually one created with a computer aided design (CAD) program running on a desktop computer. This is a virtual 3D model of an object. CAD programs are widely used today by designers, engineers, and architects to imagine physical objects before they are created in the real world.

The CAD design process replaces the need to design physical prototypes out of malleable material such as clay or styrofoam. A designer uses the CAD program to create the model, which is then saved as a file. Much as a word processer is superior to a typewriter because it allows a writer to add, delete, and edit text freely, a CAD program allows a designer to manipulate a design as she sees fit.

Alternatively, a 3D scanner can create a CAD design by scanning an existing object. Just as a flatbed scanner can create a digital file of a drawing on a piece of paper, a 3D scanner can create a digital file of a physical object.

No matter how it is created, once the CAD design exists it can be widely distributed just like any other computer file. One person can create a new object, email the design to his friend across the country, and the friend can print out an identical object.

3D Printing in Action

The mechanics of 3D printing are all well and good, but what can it actually be used for? This is a hard question to answer comprehensively. If in 1992, after describing the basics of computer networking, someone asked you what it could be used for, it is unlikely that you would have described Facebook, Twitter, or SETI@Home. Instead you may have described early websites like craigslist, or the home pages of print newspapers, or (if you were particularly forward thinking) a blog. While these early sites are not representative of everything that today’s maturing Internet has to offer, they do at least give someone an idea of what the Internet could be. Similarly, today’s examples of 3D printing will inevitably appear primitive in five, ten, or twenty years. However, they can be helpful to understand exactly what we are talking about.

As mentioned above, 3D printing can be used to create objects. At its most basic, 3D printing would allow you to design bookends that look like your face, or even custom action figures. 3D printing could be used to make simple machines like bicycles and skateboards. More elaborately, when combined with on-demand circuit board printing, 3D printing could be used to make simple household electronics like a custom remote control for your TV that is molded to fit your hand, with all of the buttons exactly where you want them. Industrial 3D printing is already used to make custom, fully functional prosthetic limbs.[1]

This ability seems amazing today. Who could resist giving out exact replicas of their face to friends and family as gifts? What child (or adult, for that matter) would not enjoy the ability to summon toys they designed out of a computer and into their hands? What is to prevent you from making a toaster that squeezes into that oddly shaped nook in your kitchen? Why shouldn’t amputees have prosthetic limbs that match the rest of their body, or that have neon stripes with alternating flashing lights if they so desire?

Yet, this amazing ability is also vulnerable to restriction through intellectual property law. Artists may fear that their copyright-protected sculptures will be replicated without permission. Toy companies will see trademark and copyright violations in toys flowing from 3D printers. The new toaster or prosthetic arm may infringe on innumerable patents.

No one suggests that these concerns are unwarranted. After all, the ability to copy and replicate is the ability to infringe on copyright, patent, and trademark. But the ability to copy and replicate is also the ability to create, expand upon, and innovate. Just as with the printing press, the copy machine, and the personal computer before it, some people will see 3D printing as a disruptive threat. Similarly, just as with the printing press, the copy machine, and the personal computer, some people will see 3D printing as a groundbreaking tool to spread creativity and knowledge. It is critical that those who fear not stop those who are inspired.

 


Using 3D Printing

 

 

Intellectual property law is varied and complex, as are the potential uses for 3D printing. The easiest way to consider the possible impact that intellectual property law could have on 3D printing is to consider a few different use scenarios.[†]

 

Creating Original Products

 

Intuitively, creating original products would create the fewest intellectual property conflicts. After all, the user is creating his or her own 3D object.

In the world of copyright law, this intuition is correct. When a child in Seattle writes an ode to his pet dog, that work is protected by copyright. If, two years later, another child in Atlanta writes an identical ode to her pet dog (unaware of the first ode), the second work is also protected by copyright. This is possible because copyright allows for independent creation, even if the same work was independently created twice (or even more than twice). While a work must be original in order to receive copyright protection, the work does not need to be unique in the world.

However, and relevantly for reproducing 3D objects, patent law does have a novelty requirement. Patent law does not allow for parallel creation. Once an invention is patented every unauthorized reproduction of that invention is an infringement, whether the reproducer is aware of the original invention or not.

Historically, this distinction has not been particularly problematic. Copyright protects many works that are long and complex, and can take the form of a variety of expressions. As a result, it was relatively unlikely that two people would create exactly the same work without the second copying the first. In contrast, many people working on a practical problem at the same time may create similar solutions. For patents to be worthwhile, they had to cover all identical devices, no matter how they were developed. It was assumed that parties vying for a patent were sophisticated and would do a patent search before trying to solve a problem. Everyone playing the game understood that it was a race to file, and took necessary precautions.

By democratizing the precision creation of physical objects, 3D printing may make the creation of physical objects nearly as widespread as the creation of copyright-protectable works. 3D printing also removes object creation from the realm of well-funded labs tightly integrated into the existing patent system.

This shift will likely increase the number of innocent patent infringers – people who infringe on a patent they do not even know exists. As 3D printing proliferates, individuals will look to solve problems by designing and creating their own solutions. In producing those solutions it is quite possible that they will unwittingly incorporate elements protected by patent. Again, unlike copyright, that type of innocent copying is still infringement.

Sharing designs on the Internet amplifies the problem. It is unlikely that a single object produced for home use would attract the attention of a patent holder. But, if the history of the Internet up to this point has taught us anything, it is that people like to share. Individuals who successfully design products that solve real world problems will share their designs online. Other people with similar problems will use (and even remix and improve) those designs. Very successful designs that happen to infringe on patents are the most likely to be targeted by patent holders.

While this type of inadvertent patent infringement has the potential to become one of the high-profile, defining conflicts of early 3D printing, it is likely to impact relatively few people. When millions of people are creating objects for 3D printing, the likelihood of someone copying a patented object or process is high. However, because patents do not cover most physical objects in the world, the likelihood that any one reproduced object infringes patent is relatively low. It is entirely possible that many (if not most) users of 3D printers will live their entire lives without inadvertently infringing on a patent.

 

Copying Products

 

Naturally, every object produced in a 3D printer will not be the result of the printing individual’s own creativity and ingenuity. As already mentioned, sometimes the object will be one downloaded and printed from another person’s original design. However, sometimes the object will simply be a copy of an existing commercial product.

This copy could come from at least two sources. The first source would be the Internet. CAD plans, like all files, are easily copied and distributed online. Once one individual creates the plan for an object and uploads that plan, it is essentially available to the world.

The second source would be a 3D scanner. A 3D scanner has the capability to create a CAD file by scanning a 3D object. An individual with a 3D scanner would be able to scan a physical object, transfer the resulting file to a 3D printer, and reproduce it at will.

No matter the source of the file, copying existing commercial objects will draw the attention of the object’s original manufacturers. Although the proliferation of 3D printing will undoubtedly create opportunities for manufacturers (such as vastly reduced distribution costs and the ability to allow customers to customize objects), it will also disrupt existing business models. Depending on the type of object copied, manufacturers may turn to several different forms of intellectual property protection for relief.

 

Copyright

 

Copyright essentially attaches to every original creative work that is fixed in a tangible medium.[2]  This includes most things that are written, drawn, or designed. However, the copyright only protects the actual writing, drawing, or design itself, not the idea that it expresses.

Networked computers are designed to reproduce things that are written, drawn, or designed. Their spread created exponentially increasing public awareness of copyright law and policy. As creations appeared online, they have been copied. As items have been copied, creators and those who monetized scarcity have called for stronger, more aggressive copyright enforcement. Oftentimes they have sought to transfer the cost of enforcement onto service providers and the public – anyone but themselves.

In many ways, this struggle has defined the world of intellectual property law and policy for the last fifteen years. However, it has primarily been limited to the world of the intangible. The debate may manifest itself in a discussion about physical CDs, or DVDs, or books, but it really is about songs, and movies, and stories. These expressed ideas are at the core of copyright law.

The rise of 3D printing may divert some of the attention that copyright has received in recent years. While there are copyright implications for 3D printing, the fact that copyright has traditionally avoided attaching to functional objects – objects with purposes beyond their aesthetic value – may very well limit its importance.

By and large, attempts to expand copyright protection to functional objects have failed. Copyright law has long avoided attaching to functional objects on the grounds that patent law should protect them (if they should be protected at all). That said, it is unavoidable that some functional objects also serve the types of decorative and creative purposes protected by copyright. Copyright deals with this by applying the “severability test.”

Classic useful articles (of the type traditionally covered by patent) are things like a new oil pump, or a hinge, or a machine to fold boxes. However, sometimes useful articles can also be decorative. A vase is a container to hold water and flowers, but it can also be a work of art in its own right. The severability test seeks to deal with the fact that sometimes an uncopyrightable object (the vase) and a copyrightable object (the decoration on the vase) can exist in the same object (the decorative vase). Under this test, any decorative elements of the object that exist outside of the scope of the useful object (or could be “severed” from the useful object) are protectable under copyright.

This has ramifications for individuals using 3D printers to reproduce physical objects. While, for the most part, the physical object itself will not be protected by copyright, decorative elements may be protected.

Users would be well served to keep this distinction in mind. Take, as a simple example, an individual who wishes to reproduce a doorstop. The individual likes this particular doorstop because it is exactly the right size and angle to keep a door in their home open. This doorstop also has decorative elements – it is covered with a lively and colorful print, and intricate designs are carved into the sides. If the individual were to reproduce the entire doorstop, including the print and carvings, the original manufacturer may be able to bring a successful claim for copyright infringement. However, if the individual simply reproduced the parts of the doorstop that he cared about (the size and angle of the doorstop), and omitted the decorative elements (the print and carving), it is unlikely that the original manufacturer would be able to successfully bring a copyright claim against the copier.

 

Patent

 

Patent is different from copyright in several key ways. First and foremost, patent protection is not granted automatically. While the mere act of writing down a story grants it copyright protection, the mere creation of an invention does not result in patent protection. An inventor must apply for a patent on her invention at the Patent and Trademark Office (PTO). The invention must be new,[3] useful,[4] and non-obvious.[5]  In making the application, the inventor must disclose information that would allow others to practice the invention.[6] Finally, patent protection is significantly shorter in duration than copyright protection.[7]

The end result of these differences is that there are far fewer inventions protected by patent law than there are works protected by copyright law. While copyright law protects every ditty, every poem, and every home movie (no matter how trivial) for decades after its creation, most functional objects are not protected by patent law.

This dichotomy can be easily seen in the treatment of digital versus physical products. When you purchase a work that is delivered digitally to your computer, be it a song or a movie or a book, making additional unauthorized copies of that work is an infringement of it because it is protected by copyright (unless it is in the public domain or the copy is a protected fair use). In contrast, when you purchase a physical object that is delivered to your home, making an additional copy of that object is unlikely to be a violation of patent because it is probably not covered by a patent. This creates an entire universe of items that can be freely replicated in a 3D printer.

Though patent protects fewer objects, and protects them for a shorter amount of time, in many ways it protects them more completely. As discussed above, there is no exception for independent creation in patent law. Once an object has been patented, all copies, regardless of the copier’s knowledge of the patent, infringe upon that patent. Simply stated, if you are using a 3D printer to reproduce a patented object, you are infringing on the patent. Even using the patented device without authorization infringes on the patent. Furthermore, unlike in copyright, there is no fair use in patent. There is also no exception for home use, or for copying objects for purely personal use.

Yet, infringement is not as absolute as it might first appear. Infringement of a patented invention requires infringement of the entire invention. This flows from the nature of patents.[8]  One of the primary requirements for patent protection is that the invention is new.[9] Often, a novel invention will consist of many existing inventions working together in a new way.[10]  It would be illogical if, by patenting the new combination of old inventions, the patent holder acquired a patent on the old inventions as well. Therefore, copying unpatented parts of a patented invention is not a violation of the larger patent.

 

Trademark

 

Although it is usually grouped with patents and copyright, trademark is a slightly different intellectual property animal. Unlike patent and copyright, there is no mention of trademark in the Constitution. Instead, trademark developed as a way to protect consumers, giving them confidence that a product marked with a manufacturer’s symbol was actually made and backed by that manufacturer. As a result, trademark is not designed to protect intellectual property per se. Intellectual property protection is instead a side effect of needing to protect the integrity of the mark.

Trademark could still be implicated when making exact copies of objects. If a 3D printer made a copy of an object and that copy included a trademark, the copy would infringe on the trademark. However, the specificity of 3D printing would allow an individual to replicate an object without replicating the trademark. If you like a given product, and do not feel passionately about having the logo attached to it, it will generally not be a violation of trademark law to reproduce it without the logo.

 

            Use in Commerce

 

There is an additional trademark issue to consider in the case of home-based 3D printing. Because trademark protection is specifically geared towards preventing consumer confusion in the marketplace, trademark infringement is described in terms of “use in commerce.”[11] Unlike patent or copyright, it is not copying a trademark that creates a trademark violation. Instead, it is using that trademark in commerce (thus potentially confusing a consumer as to the origin of the product) that results in a violation.

Over time, the understanding of “use in commerce” has expanded significantly. Trademark infringement has even been expanded to include “dilution” of famous marks, essentially making any public use of a famous mark – in commerce or not – a violation of trademark law.[12]

That being said, the mere existence of an unauthorized trademark in your home is not a violation of trademark law. In most cases, making products in your own home for your own personal use that include trademarks is not a violation of trademark. You know you made the product, so there is no chance that you are going to be “confused” about where it came from.

However, this does not mean that just because you make a product in your home there are not trademark implications. Using a home 3D printer to churn out knockoff sunglasses to use in your back yard may not be trademark infringement, but it will be as soon as you take steps to try and sell them.[13]

 

Replacement Objects

 

While 3D printing could be used to create wholesale copies of manufactured goods, it could also be used to create replacement parts for worn or broken goods. Instead of scouring the Internet for that oddly shaped bracket or hinge, an individual could simply print out a perfect replacement part. In fact, the individual might decide to improve upon the original part to prevent it from breaking in the future.

As with creating and copying objects, there are ways in which manufacturers could use intellectual property law to prevent such activity. In the case of replacement objects, copyright and trademark protections will not be as important. A replacement part is, almost by definition, a “useful article” of the type under the jurisdiction of patent law.

Patent allows for the free reproduction of replacement parts in a number of ways. First, there are relatively stringent requirements for patent protection. As mentioned above, these stringent requirements mean that relatively few objects are protected by patent.

Moreover, many of the objects protected by patent are, in fact, “combination” patents. Combination patents combine existing objects (some patented, some not) in a new way. Although the new combination is protected by patent, the individual elements (assuming they are not individually protected by patent) are free to be reproduced at will. As a result, there is little question that manufacturing unpatented replacement parts for a patented device would not violate the patent for that device.[14]  As long as you legitimately purchased the original device, you have the right to manufacture your own replacement parts.[15]

This right to replace has two noteworthy caveats. First, you only have the right to replace parts of a patented device. That means that a simple patented device consisting of only one part, or an individually patented part of a more complex device, cannot be reproduced without infringing.

Second, though repairing a patented device is legal, reconstructing the same device in its entirety from its constituent parts is infringement.[16] The line between repair and reproduction is somewhat undefined, and may become an area of increased attention as the use of 3D printing to replace parts expands. A good rule of thumb is that if the patented item is designed to be used once, attempting to refashion it would qualify as infringement.[17] If, however, there is an unpatented part of a larger patented device that has worn out, refashioning the part is not infringement.[18] This holds true even if, over time, the owner of a device ends up replacing each worn out part of the patented device.[19] Alternatively, replacing part of a patented device in order to give the device new or different functionality is also not infringement, because it creates a new device.[20]

 

Using Logos and Other Trade Dress

 

Once they become widespread, individuals will begin using 3D printers to reproduce trademarked logos and other elements of “trade dress.”[21] Most exact logo reproductions, as discussed above, will likely be infringement. The look and feel of the object, often referred to as “trade dress,” is slightly more complex. Those aspects can be protected by design patent and by the trade dress subsection of trademark.

 

Design Patents

 

In addition to purely functional patents, United States law also provides patent protection for “new, original, and ornamental design for an article of manufacture.”[22] Although this expansion into ornamental design might appear to overlap with copyright, design patents are quite limited in scope.

First, the protected design must truly be novel.[23]  Secondly, design patents are strictly limited to ornamental, non-functional designs.[24] Courts have reacted skeptically when manufacturers have attempted to use design patent to protect functional elements of designs.[25] Finally, the design protection itself only extends to the actual design represented in the patent application, not similar designs or designs merely derived from the original.[26]

In many ways this distinction between form and function clashes with the traditional goals of industrial design. In general, industrial designers achieve elegance by wedding form to function – finding a single way to meet both imperatives. Creating a hard distinction between form and function runs counter to that goal.

In any event, users of 3D printers should often be able to work around design patents. If an element of an object is functional, and thus necessary to reproduce a machine or product, it simply cannot be protected by a design patent.[27]

However, there are some cases in which design patent protection may be problematic. Perhaps most famously, automobile manufacturers are increasingly using design patents to protect body panels, lights, and mirrors. This has allowed them to prevent third parties from entering the auto replacement parts market.[28] Also, design patents can be used to protect designs as soon as they enter the marketplace. This can give manufactures the ability to protect a design during the time it takes to develop the secondary meaning required to obtain more permanent trade dress protection under trademark law.[29]

 

Trade Dress

 

Trademark protection can extend beyond a logo affixed to a product to include the design of the product itself. However, in order to extend protection to product design, courts have required that trade dress acquire a distinct association with a specific manufacturer.[30] Acquiring this type of distinctiveness takes time, and must be proven by survey results or some other proof of association in the eyes of the general public. As a result most product designs, even unique designs intended “to render the product more useful or more appealing,” will not be protected as trade dress.[31]

Additionally, as with design patents, trade dress protection cannot be applied to functional product elements.[32] The burden of establishing nonfunctionality of the trade dress lies with the manufacturer, making it harder to protect functional elements behind trade dress.[33] Any “essential” feature of a product – a feature that would put competitors at a “significant nonreputational-related disadvantage” if they were unable to incorporate it, or would affect the cost or quality of the device – is excluded from trade dress protection.[34] As the Supreme Court wrote, trademark law “does not protect trade dress in a functional design simply because an investment has been made to encourage the public to associate a particular functional feature with a single manufacturer or seller.”[35]

As with design patents, trade dress protection should not provide a significant barrier to the reproduction of objects with a 3D printer. If an element of the object is required for its operation, it cannot be protected by trade dress. However, attempts to exactly copy objects with trade dress protection will run afoul of trademark law.

 

Remixing

 

What about remixing? Remix culture has been one of the richest creative results of the widespread availability of networked computing. Traditionally, remix culture has been limited to written works, visual art, and music. However, there are already examples of remixers experimenting with functional objects.

In some ways, 3D printing may usher in a new golden age of remix culture. Recall that the traditional sources of remixed works – written works, visual art, and music – are mostly protected by copyright. As a result, remix artists have needed to rely on fair use to create their works.

There are comparatively fewer intellectual property protections for tangible, everyday objects. Reappropriating and mashing up functional objects will, in general, trigger fewer intellectual property rights issues. However, when those issues are triggered, they will be harder to resolve. Unlike copyright, there is no fair use for patent. Repurposing a patented object, for whatever reason, is still a violation of the patent.

 


Future Issues

 

 

Thus far, this paper has largely considered how rightsholders would respond with existing intellectual property law if 3D printing became widespread overnight. However, 3D printing will not emerge overnight. It will slowly improve and creep into the mainstream. As this process occurs, there will be tens, if not hundreds, of small intellectual property skirmishes. These skirmishes will attempt to wed existing intellectual property protections to new realities, and in doing so will slowly change the state of the law. While it would be easy to miss these skirmishes – an obscure lawsuit here, a small amendment to the law there – it will be critical not to. In aggregate, these changes will decide how free we will be to use disruptive new technologies like 3D printing to their fullest potential. What follows is a list of the issues most likely to be fought over.

 

Patent

 

Expansion of Contributory Infringement

 

Traditional patent infringement is not necessarily well suited to a world in which individuals are replicating patented items in their own homes for their own use. Unlike with copyright infringement, the mere possession or downloading of a file is not enough to create infringement liability.[36] In order to identify an infringer, the patent owner would need to find a way to determine that the device was actually replicated in the physical world by the potential defendant. This would likely be significantly more time and resource intensive than the monitoring of file trading sites used in copyright infringement cases.

In light of this, following in the wake of large copyright holders, patent owners may turn to the doctrine of contributory infringement to defend their rights.[37] This would allow patent owners to go after those who enable individuals to replicate patented items in their homes. For example, they could sue manufacturers of 3D printers on the grounds that 3D printers are required to make copies. They may sue sites that host design files as havens of piracy. Instead of having to sue hundreds, or even thousands, of individuals with limited resources, patent holders could sue a handful of companies with the resources to pay judgments against them.

In addition to attacking the companies that make 3D printing possible, patent owners may try to stigmatize CAD filetypes in much the same way that copyright holders stigmatize the bittorrent file transfer protocol (or even MP3 files). Successfully equating CAD files with infringement could slow the mainstream adoption of 3D printing and imply that anyone uploading CAD files to a community site is somehow infringing on rights.

 

            Evidence of Copying

 

However, contributory infringement will not automatically give patent owners the ability to shut down 3D printing. First and foremost, contributory infringement still requires evidence of actual infringement.[38] This should prevent patent owners from inferring that Company X must be helping people infringe simply because of the nature of the product they offer. In order to successfully sue Company X, patent owners will have to prove that a user actually used a product or service offered by Company X to infringe, not just that a user could have done so. Contributory infringement gives patent holders a way to protect their patent without having to go after each and every individual who infringed, but they still have to find at least one individual who actually infringed the patent.

 

           Staple Article of Commerce

 

The second hurdle for patent holders will be the “staple article of commerce” doctrine. This doctrine recognizes that inventions are made out of things, and that things can be used to make more than just the invention. For example, just because you patent a new steel mechanism does not mean that you can sue all steel manufacturers for contributory patent infringement. Even if someone did use a specific steel manufacturer’s steel to copy your mechanism, that fact alone would not allow you to sue for infringement. Steel has substantial lawful as well as unlawful uses, and the mere fact that it could be misused does not prove that it was misused.[39]

As long as an item is capable of substantial noninfringing uses, the fact that it could be used to infringe a patent is not enough to create liability for its creator.[40] Moreover, selling general-purpose equipment that can perform a process does not infringe on a patent on that process.[41] When the Supreme Court considered the fate of the VCR, it specifically borrowed this concept from patent law.[42]

This rule is logical. Tools like scanners and barcode readers are no doubt used in a number of patented processes – however, they are also used in any number of non-patented ways.[43] Similarly, a computer, a 3D printer, and some glue have the ability to make an infringing reproduction of a patented product. However, all of these items have so many legal and noninfringing uses that outlawing them would harm society.

 

           Knowledge

 

Finally, in order to sue a company who provides tools that can be used to infringe patents, a patent owner must show that the company knew or had the intent to cause someone else to infringe a patent.[44]  Although a patent owner does not need to uncover direct evidence of intent to contribute to infringement, the patent owner does need to provide circumstantial evidence.[45] The patent holder must show that the party who allegedly induced infringement actually knew of the patent in question, or displayed deliberate indifference to the existence of such a patent.[46]

As with the other hurdles, this should serve to insulate the companies who merely provide the tools necessary to make 3D printing possible. The printer manufacturer, software designer, and companies that provide the materials that the printers use to make products should be able to claim that they are servicing a large, legitimate market and that any infringement is incidental to their activities.

 

Repair and Reproduction

 

Today the public is free to replicate unpatented elements of combination patents. They can repair and replace worn elements without securing an additional license or obtaining necessary replacement parts from the original manufacturer.

When creating those replacement parts or unpatented elements becomes easier, manufacturers will likely begin to see it as piracy and theft. They will likely seek to criminalize the creation of replacement parts without a license and reduce the threshold for what qualifies as a step towards infringement. This will most likely come in the form of a push for an expanded scope for patent protection (especially design patents), and the creation of some sort of protections for non-patented elements of combination patents.

Also, the somewhat ambiguous line between repair and reconstruction is likely to be explored, and potentially clarified. Users will fight to maintain the right to repair worn out parts, while manufactures will fight to create a monopoly on replacements.

 

Copyright

 

As 3D printing makes it possible to recreate physical objects, manufacturers and designers of such objects will increasingly demand “copyright” protection for their functional objects. The most likely way to achieve this type of protection is to eliminate or restrict the application of the severability test discussed above. Instead of separating design elements from functional elements, they will work to expand copyright protection to all functional items that contain design elements. We are already seeing such attempts in the call for fashion copyright, or a desire to protect functional objects such as a Dyson vacuum or an iPod as art. In some ways, this fear was realized when Congress added a special copyright protection for boat hull designs.[47]

This could create a type of quasi-patent system, without the requirement for novelty or the strictly limited period of protection. Useful objects could be protected for decades after creation. Mechanical and functional innovation could be frozen by fears of massive copyright infringement lawsuits. Furthermore, articles that the public is free to recreate and improve upon today (such as a simple mug or bookend) would become subject to inaccessible and restrictive licensing agreements.

 

Trademark

 

In recent years, the Supreme Court has been protective of the public’s interest in competition in the face of requests from trademark holders to increase the scope of protection.[48] However, manufacturers will continue to seek expanded scope of trademark protection. Trademark is an especially attractive type of protection because it is potentially infinite in time.

With regard to trade dress, manufacturers will continue to push for “inherent distinctiveness” (or automatic trademark protection) without a requirement that a design acquire distinctiveness through public association. They will also seek to minimize the importance of the “use in commerce” clause in trademark law. At this time, “use in commerce” has not been heavily litigated because there were very few circumstances in which a defendant would be able to claim that they were not using the mark in commerce. As it becomes easier for individuals to create products at home for their own use, we can expect that to change.

The amorphous doctrine of trademark dilution is another candidate for possible expansion in scope. Unlike traditional trademark, a use that dilutes a “famous mark” does not need to be in commerce, confuse consumers, or cause direct economic harm to the markholder. Whether or not a mark qualifies as sufficiently “famous” for dilution protection is determined by the application of a nonexclusive list of eight separate factors defined in the statute.[49] This would give the courts wide latitude to gradually expand what marks qualify as famous for the purposes of dilution.

 

Expansion of Liability

 

One of the major lessons of the digital copyright battles is that it can be hard, expensive, and time consuming to find and prosecute individual infringers. In response, rightsholders have increasingly sought out ways to expand liability beyond infringers to those who facilitate such infringement.[50] As this effort expands further from infringing material, it becomes increasingly destructive: all computers can make copies, but if computer manufacturers and networking companies are held liable for every movie illegally downloaded from the Internet, the companies would quickly go out of business and the Internet would slow from a superhighway to a unpaved country lane.

The same will be said for 3D printing. Sophisticated 3D printers will be able to reproduce patented items, protected trade dress, and even ornamental objects protected by copyright. However, if rightsholders are allowed to hold the companies that make 3D printing possible liable for copies that individuals make, they will be unable to continue operating. If rightsholders are able to force 3D printing companies to forfeit a percentage of their sales as “compensation,” or to incorporate restrictive copy controls, the industry may very well stall before it reaches a mass market audience.[51] For example, rightsholders could insist that, in order to avoid liability, 3D printer manufacturers incorporate restrictive DRM that would prevent their printers from reproducing CAD designs with “do not copy” watermarks.

 


Conclusion

 

 

The ability to reproduce physical objects in small workshops and at home is potentially just as revolutionary as the ability to summon information from any source onto a computer screen. Today, the basic outlines of this revolution are just starting to come into focus: 3D scanners and accessible CAD programs to create designs. Connected computers to easily share those designs. 3D printers to bring those designs into the real world. Low-cost, easy to use, accessible tools will change the way we think about physical objects just as radically as computers have changed the way we think about ideas.

The line between a physical object and a digital description of a physical object may also begin to blur. With a 3D printer, having the bits is almost as good as having the atoms. Information control systems that are traditionally applied to digital goods could start to seep out into the physical world.

The basic outlines of this revolution have not yet been filled in.  In many ways, this is a gift. Setting the tools free in the world will produce unexpected outcomes and unforeseeable changes. However, the unknowable nature of 3D printing’s future also works against it. As incumbent companies begin to see small-scale 3D printing as a threat, they will inevitably attempt to restrict it by expanding intellectual property protections. In doing so they will point to easily understood injuries to existing business models (caused by 3D printing or not) such as lost sales, lower profits, and reduced employment.

While thousands of new companies and industries will bloom in the wake of widespread 3D printing, they may not exist when the large companies start calling for increased protections. Policymakers and judges will be asked to weigh concrete losses today against future benefits that will be hard to quantify and imagine.

That is why it is critical for today’s 3D printing community, tucked away in garages, hackerspaces, and labs, to keep a vigilant eye on these policy debates as they grow. There will be a time when impacted legacy industries demand some sort of DMCA for 3D printing. If the 3D printing community waits until that day to organize, it will be too late. Instead, the community must work to educate policy makers and the public about the benefits of widespread access. That way, when legacy industries portray 3D printing as a hobby for pirates and scofflaws, their claims will fall on ears too wise to destroy the new new thing.

 Michael Weinberg @ PublicKnowledge.org



 

[1] Ashlee Vance, 3-D Printing Spurs a Manufacturing Revolution, N.Y. Times, Sep. 13, 2010.

[†] This discussion is necessarily focused on United States law. For an excellent discussion of how EC and UK law apply, see S Bradshaw, A Bowyer and P Haufe, "The Intellectual Property Implications of Low-Cost 3D Printing", (2010) 7:1 SCRIPTed 5.

[2] “Fixed in a tangible medium” is a term of art in copyright law, and a critical prerequisite for copyright protection.  A work must be “sufficiently permanent or stable to permit it to be perceived, reproduced, or otherwise communicated for a period of more than transitory duration.” 17 U.S.C. § 101.  In practice, this requirement distinguishes a speech made up on the spot and not written down (not fixed, and therefore not protectable under copyright) from a speech that is written down and then delivered (fixed, and therefore protected under copyright). 

[3] See 35 U.S.C. § 101.

[4] See 35 U.S.C. § 102.

[5] See 35 U.S.C. § 103.

[6] See 35 U.S.C. § 112.

[7] See 35 U.S.C. § 154 (a)(2).

[8] See Bullock Electric & Mfg. Co. v. Westinghouse Electric & Mfg. Co., 129 F.105, 109-10 (C.C.A.6 1904).

[9] See 35 U.S.C. § 101.

[10] See Leeds and Catlin Co. v. Victor Talking Machine Co., 213 U.S. 301, 318 (1909).

[11] 15 U.S.C. § 1114.

[12] See 15 USC § 1125(c).

[13] Or, if the trademark is considered appropriately famous, as soon as you wear them in public.

[14] See Aro Mfg. Co. v. Convertible Top Replacement Co., 35 U.S. 336, 344 (1961) (Aro I).

[15] See Aro Mfg. Co. v. Convertible Top Replacement Co., 377 U.S. 476, 480 (1964 (Aro II).

[16] See Husky Injection Molding Sys. Ltd. V. R & D Tool & Eng’g Co., 291 F.3d 780, 785 (Fed.Cir. 2002).

[17] Id.   

[18] Id. at 785-86 (quoting Aero I).

[19] Id. at 786.

[20] Id.

[21] Trade dress is a subsection of trademark law.  A classic example of protectable trade dress is the curvy Coca Cola bottle (as opposed to the protectable trademark of “Coca Cola” written in its distinctive cursive script printed onto that bottle).

[22] 35 U.S.C. § 171

[23] See id.

[24] See Best Lock Corp. v. Ilco Unican Corp., 94 F3d 1563, 1566 (Fed. Cir. 1996).

[25] See id.

[26] See id at 1567.

[27] See id at 1566.

[28] See Design Patents and Auto Replacement Parts: Hearing Before the H. Comm. On the Judiciary, 111th Cong. (2010).

[29]  Daniel Brean, Enough is Enough: Time to Eliminate Design Patent and Rely on More Appropriate Copyright and Trademark Protection for Product Design, 16 Tex. Intell. Prop. L.J. 325, 364 (2008).

[30] Although simple trade dress can be “inherently distinctive” from the moment it enters the marketplace, product design trade dress cannot be inherently distinctive and must acquire distinctiveness.  See Wal-Mart Stores, Inc. v. Samara Brothers, 529 U.S. 205, 215 (2000).

[31] Id. at 213.

[32] See Traffix Devices v. Mktg. Displays, 532 U.S. 23, 29 (2001).

[33] See id. at 33.

[34] Id.

[35] Id. at 35.

[36] When downloading a file, a user creates a copy of that file on her own hard drive, thus implicating copyright.

[37] See 35 U.S.C. 271 (c)

[38] See Enpat, Inc. v. Microsoft Corp., 6 F.Supp. 2d 537, 538 (E.D. Va. 1998) (citing Joy Technologies, Inc. v. Flakt. Inc., 6 F.3d 770, 774 (Fed.Cir. 1993)).

[39] See, e.g. Metro-Goldwyn-Mayer Studios, Inc. v. Grokster, Ltd., 545 U.S. 913, 932-33 (2005) (Grokster).

[40] See In re Bill of Lading Transmiss. & Processing Sys., 695 F. Supp.2d 680, 686-87 (S.D.O.H., 2010).  See also Sony Corp of America v. Universal City Studios, Inc., 464 U.S. 417, 442 (1984).

[41] See Ricoh Co., Ltd. V. Quanta Computer Inc., 550 F.3d 1325, 1334 (Fed. Cir. 2008).

[42] See Sony at 442.

[43] See In Re Bill of Lading at 687.

[44] See SEB S.A. v. Montgomery Ward & Co., 594 F.3d 1360, 1376 (Fed. Cir. 2010).

[45] See DSU Medical Corp. v. JMS Co., Ltd., 471 F.3d 1293, 1306 (Fed. Cir. 2006).

[46] See SEB S.A. at 1377.

[47] 17 U.S.C. § 1301 et al.

[48] See, e.g. Wal-Mart StoresTraffix Devices.

[49] 15 U.S.C. § 1125 (c)(1)(A-H).

[50] See, e.g. Grokster.

[51] See, e.g. 17 U.S.C. § 1001 – 1010

3D printing is technology that can turn digital files into physical reality.  Design an object in a free program like Blender or Google Sketchup, or just use a 3D scanner to create a file.  Once you have the file, send it to your 3D printer and wait for it to appear.

Like the Internet before it, 3D printing has the potential to be a revolutionary, disruptive technology.   Because it allows people to create, copy, and modify objects, it will also have a large impact on our existing intellectual property laws. 

Unfortunately, also like the Internet before it, large incumbents may come to view this disruptive technology as a threat, and try to call people who use it pirates and thieves.  That is why Public Knowledge is focusing on 3D printing now, before Congress starts hearing from the incumbents.  By highlighting the benefits of 3D printing, we hope to make Congress think twice before passing laws to restrict this amazing technology.

 

Posted via email from SolidWild's posterous

Monday, April 26, 2010

The Intellectual Property Implications of Low-Cost 3D Printing

1. Introduction

Throughout recorded history most people who have wanted a household article have bought or bartered it from someone else – in past times an artisan or trader, more recently a seller of mass-produced products. With few exceptions (such as some clothing) it is rare that any of us make such articles for ourselves these days. That may soon change. Thirty years ago only dedicated enthusiasts would print their own photographs or edit and reproduce their own newsletters. The advent of the home computer, and in particular of low-cost high-quality printers, has now made such things simple and commonplace. Recent developments in producing affordable and hobbyist-friendly printers that can reproduce three-dimensional rather than just flat objects may mean that printing a toast-rack or a comb becomes as easy as printing a birthday card.

Any lawyer familiar with copyright and trade mark law can see, however, that printing one’s own birthday cards could, depending on the source and nature of the images used, infringe a number of intellectual property (IP) rights. Tempting as it may be to copy and use a picture of a well-known cartoon character, the resulting cards would very likely be an infringement of the copyright and perhaps trade marks owned by the relevant rights holder. But what if someone uses a printer capable of producing a mobile phone cover bearing such an image? Or reproducing a distinctively-styled piece of kitchenware? What about printing out a spare wing-mirror mount for your car? Do these uses infringe IP rights?

In the first part of this paper, we review the history of 3D printing and describe recent developments, including a project initiated by one of the authors to bring such printers into the home. We then examine the IP implications of personal 3D printing with particular reference to the bundle of rights that would typically be associated with a product that might be copied.

2. Personal 3D Printing: The Technical Aspects of Home Manufacturing

2.1. A Brief History of Manufacturing

People have three ways to make solid objects:

  1. Cutting shapes out of a block of material;

  2. Adding material piecemeal to build up shapes; and

  3. Forming material that is liquid or plastic into the required shapes that then set.

All forming processes are secondary in the sense that the dies and moulds for them must initially be cut or built by one of the other two primary processes. Pre-industrial examples of these three are carving wood, bricklaying, and moulding a jelly.

Since the industrial revolution, an enormous number of variations on these three techniques have been developed and pre-industrial techniques have been much refined. Cutting and forming have, in particular, received a great deal of attention, resulting in sophisticated lathes and milling machines for cutting, and injection-moulding and die-casting machines for forming. 

Just after the Second World War, John Parsons invented the idea of numerical control.1 In this, a manufacturing machine has all its parameters and variables continually controlled by a computer, allowing a previously hand-controlled process to be completely automated. A typical numerically-controlled machine tool is a lathe or a mill that can produce a complicated-shaped part from a simple block entirely without human intervention. This idea has been called the Second Industrial Revolution, and - directly or indirectly – it is the basis of virtually every engineering product that is made and sold today.

Since the creation of the microcomputer in the late 1970s the cost of numerically-controlled machine tools has fallen dramatically and it is now possible for organizations of modest means (such as schools) and also private individuals in the developed world to own lightweight ones. However, the vast majority of all these machines - heavy and light - are still cutting machines, as opposed to additive or moulding machines.

Numerically-controlled cutting machines suffer from an inherent problem: given a computer model of a shape to be made, it is extremely difficult to compute the paths that the cutting tools have to follow in order to make that shape automatically. The more complicated the shape, the more difficult this problem becomes. Further, it is straightforward to design shapes that are perfectly valid three-dimensional objects but that cannot be cut out at all. Almost all these problems stem from the fact that the tool doing the cutting and the device attaching it to the machine must not strike any part of the object being cut except at the point where the actual cutting is happening.

2.2. 3D Printing

Until the late 1970s the alternative primary manufacturing idea - adding material - had received comparatively little attention (except in the electronics industry for chip manufacture, where it was, and still is, ubiquitous, if microscopic). But in 1974 a joke was written and in 1977 a patent was granted that caused that situation to change.

The joke was by David Jones, writing his column under the pen-name “Daedalus” in the New Scientist.2 He made what he imagined was a tongue-in-cheek proposal that one could shine a laser through a vat of liquid plastic monomer and cause it to solidify along the path of the beam. The photons of light might thereby be made to initiate the covalent cross-linking of the liquid monomer to form a solid polymer. He further proposed that, if the wavelengths were adjusted appropriately, the cross-linking could be made to happen only where two beams intersected, resulting in an intense spot of energy at one point, and that - by computer-controlled mirror deflection - that intense point could be made to trace out the volume of a required solid object.

The patent was granted in 1977 to Wyn Kelly Swainson for essentially the same idea, though he had originally filed the patent well before the appearance of Jones’s piece.3 In Swainson’s system the laser caused covalent cross-linking at the surface of the liquid monomer and the object being manufactured rested on a tray that was gradually lowered into the vat.

This was the start of the 3D printing industry, which engineers sometimes call the rapid prototyping industry. (The latter term has become less current over the last few years – the field is evolving rapidly.) It was called “rapid” because one-offs could be made much more easily and quickly using it than by conventional numerically-controlled machining and it was called “prototyping” because it was too slow and expensive to be used for production (it could not compete with injection moulding for making many copies of a single item, for example).

The primary reason that 3D printing technology was (and is) so easy to use was that it completely eliminated the tool-path calculation problems of numerically-controlled cutting machines. Because parts are built up layer by layer, there is always a flat-topped surface with unrestricted access for the laser (or other solidifying or depositing device) to gain access to build upon. This makes it very simple to write a computer programme to control the machine from a computer model of the shape required. There are other advantages (and disadvantages) to 3D printing, but this is the most significant one.

Although it is typically slightly less accurate than cutting, 3D printing is capable of manufacturing more complicated and intricate shapes than any other primary manufacturing technology. Most 3D printing technologies work using plastics but technologies such as selective sintering of metal granules have allowed the printing of metal shapes4 and there are systems that can work with ceramics.5

2.3. Home 3D Printing

At the time of writing, the lowest-cost conventionally-made and marketed 3D printing machine (the SD-300 made by Solido Ltd in Israel) was being retailed at about €12,000. Machines range in price from that up to around €300,000 and a typical mid-range machine might cost €40,000. In quick succession after Swainson’s patent, all the obviously possible ways of making objects by adding layers under automatic computer control were patented. Those early patents are now expiring but patents for newer 3D printing techniques continue to be issued.6

One of the technologies developed was fused-filament fabrication.7 This is essentially a computer-controlled glue gun. Molten plastic is extruded from a fine nozzle and laid down on a flat plate by scribbling with the nozzle to form the bottom layer of the object to be made. The plate then drops a small distance, and the next layer is added. Because the plastic is molten when it emerges from the nozzle the second layer welds to the first, and in this way complete three-dimensional solids can be built. This is a comparatively simple technology that requires no hard-to-make parts (such as a laser).

In 2004 Adrian Bowyer realised that 3D printing was such a versatile technology that it ought to be possible to design a fused-filament fabrication 3D printing machine that could manufacture a significant fraction of its own parts.8 Conventional industry has little use for this idea: why sell a machine to your customers that means that they never need to come back to you to buy another, never need to buy spares, or even that allows them to go into production themselves in direct competition with you? But owning such a machine would have real advantages for people in general: anyone who had one could use it to make things, and could also make another such machine and give that to a friend. This is an interesting example of a failure of the market: such a self-replicating machine is an object that people would value, but that it is in no one’s interest to sell. For these reasons it was decided to make the machine and to give all its designs away free under the GNU General Public Licence on the web.9 This was the start of the RepRap project. RepRap is short for Replicating Rapid-prototyper.

RepRap has been a significant success, and is now in its second version (Figure 1).

Figure 1. RepRap Version II, “Mendel” The white part on the blue tray is a component of the machine itself. It was printed from the model depicted on the computer’s screen.

From the beginning RepRap was conceived as a machine that would be owned and used by people in the home to make things, as well as by industry. The cost of all the materials needed to make a RepRap is low - about €400 - bringing it well within the budget of individuals in the developed world (as well as small communities in the developing world). RepRap makes items at a slightly lower quality than the commercial machines do, but at about 1 per cent of the cost.

Any development or improvement of RepRap design, software or electronics arises out of its users’ own initiatives. There is no central institution giving directions: users themselves invest time and thought in the evolutionary process of RepRap design. If they inspire other users they can all team up and combine their efforts. Because of the lack of deadlines for developmental goals, progress is very wide ranging, but it is also admittedly slower than in industrial R&D departments. However, personal ambition to realise their own ideas for the project drives the progress of the users’ work. Involving users in product design by providing tool kits has become more important in recent times.10

The reactions of industry to RepRap have been twofold: the conventional 3D printing manufacturers have (to the best of the authors’ knowledge) ignored it, but there has been a flurry of garage start-ups (for example Bits from Bytes Ltd in Bristol and MakerBot Industries LLC in New York) making very low cost machines that are based on RepRap technology. There is also another significant open-source 3D printer: the Fab@Home machine, which was inspired by RepRap.11 Unlike RepRap, these machines do not copy themselves. They are however all able to make RepRap machines, as are almost all the large-scale commercial 3D printing machines. The asymmetry that this introduces into the population dynamics of 3D printing has not escaped us.

Many companies and organisations have bought these low-cost RepRap derivatives or have built RepRap machines, but by far the greatest majority of owners and users are private individuals. MakerBot runs a popular website (www.thingiverse.com) where anyone may upload and download designs of a great range of items to be manufactured by 3D printers for free.

As technology has become more miniaturised, the possible functionality of a single product has massively increased. This is, of course, useful and space-saving. On the other hand these versatile devices can, because of their large functional content, be rather complicated to handle. This is not always in the interests of the customer, as seen in Cooper.12 Additionally, often not all the functions are used by customers.13 Home 3D printing technology provides a way of manufacturing customised objects which have precisely the features an individual user needs.

All this may be heading towards a world in which people do not buy consumer goods any more but instead download them from the web and print them themselves. They will be able to customise them at will and may avoid some of the environmental and monetary cost currently entrained by the (often global) physical transport of manufactured goods; indeed, work is in train to make RepRap run on home-recycled plastic which would further reduce such costs. In particular, the ability of a 3D printer to, in principle, print a copy of itself, and for both machines to print further copies and so on, suggests that the cost of 3D printing may rapidly fall to the point where it becomes a widely-available technology.

Of course, having many people making few items in the home, instead of few people making many items in factories, is against the idea of economies of scale. But economies of scale are not universal: in the past people took clothes to central laundries to have them washed; now people use their own washing machines. Today electricity is generated in 2 GW power stations tomorrow it may be generated by individual photovoltaics on everyone’s roofs. And industrial printing presses offer far greater economies of scale than the home inkjet printers mentioned in the first paragraph that are – for many types of printing – replacing them.

What might this 3D printer be useful for? Working just in plastic would limit it to producing items not requiring great strength or heat resistance, whilst the fabrication volume would preclude production of large objects (other than in parts). However, as mentioned above, there is a great deal of active research going on to extend the range of materials that these low-cost systems can work with. There are many potential applications.

  • Spare Parts. Many appliances require unique and often expensive spare parts. Often these are small, made of plastic and relatively simple design, and would be amenable to domestic fabrication. Examples familiar to the authors include door parts for washing machines,14 lids for food processors15 and camera lens accessories.16 Significantly, provision of third-party spares has led to many IP disputes.17

  • Craft and Hobby Items. Craft hobbies often require plastic moulds; as with appliance spares, these are often expensive but could be produced with a 3D printer.18 A 3D printer could equally produce items directly, such as model figures for war-gaming19 or specialist add-on parts for model-making.20

  • Educational Uses. School science teaching frequently requires small specialist components for demonstrating or conducting experiments.21

  • Unique Requirements. A 3D printer, allied with user-friendly design software, would allow the ready creation of bespoke items. The RepRap website cites the fabrication of a unique bracket to allow an MP3 player to be attached to the coin-holder in a car dashboard.22 Individually-tailored body-fitting items such as frames for glasses could be produced, an extension of the use of 3D printing to make tailored medical implants.23

  • Fashion Accessories. Existing 3D printing systems have been used to make jewellery.24 Personal 3D printers could add a new dimension (literally) to many forms of fashion art, and allow customisation of personal accessories.

Although discussion so far has assumed home use of low-cost 3D printers, they may appear first in commercial or educational settings such as copy bureaux or schools, just as photocopiers were more common in such venues before combined scanner/printers brought them into the home. These different forms of use are very significant as there are exemptions against infringement of some IP rights for personal or non-commercial use, but not in other circumstances.

3. Introduction to Intellectual Property Implications

Might, however, the promise of low-cost 3D printing be constrained by IP law? Surely, it might be thought, home 3D printing of household items might infringe such rights as copyright, design right, trade marks or patents? The second part of this article will examine such questions. To illustrate the legal issues in question it will consider a hypothetical manufacturer, Acme, which produces a range of goods. Acme’s products are protected by various IP rights, such as design right, copyright, patent and trade mark. A consumer, Bridget, owns various Acme products, but finds that additional items, or spares or accessories for the ones she already has, are expensive. Being a 3D printing enthusiast, she creates 3D designs for such items and uses her personal 3D printer to print them out. She also shares her designs over the Internet with Charlie, who downloads them and prints his own ersatz Acme products. What of Acme’s rights, if any, have Bridget and Charlie infringed?

Such questions have received surprisingly little attention. A comprehensive literature search for legal references to “3D printing”, “rapid prototyping” or related terms found few matches; one referred to the copyright in 3D printing reconstructions of archaeological finds25whilst another briefly noted 3D printing as facilitating the overseas manufacture of patented products.26 Even searching within 3D printing engineering journals found only one article considering the prospect of widespread Internet-enabled dissemination of design files,27 whilst the sole relevant UK case report concerned ownership of copyright in commissioned models; their production by 3D printing was entirely incidental.28 

3.1. Aim and Legal Assumptions

Sections 3 through 7 of this paper are a first attempt to fill this gap. Based on the LLM dissertation of one of the authors (SB) they aim, from the perspective of EC and UK IP law,29 to identify where widespread low-cost 3D printing may impinge on IP rights or where IP law may constrain its development. Perhaps surprisingly, under UK law it transpires that in the scenario presented Bridget and Charlie may not have infringed Acme’s IP rights. Purely personal use of 3D printing to make copies of household objects and spare parts does not infringe the IP rights that commonly protect such items, such as design protection, patents or trade marks. However, there are areas, such as the reproduction of artistic works, where IP rights such as copyright may be infringed. The advent of low-cost 3D printing may therefore pose challenges to several communities: manufacturers, who may be unable to enforce design protection against private users of 3D printing; artists, who may see a new forum for infringement of works previously difficult to copy, and users of low-cost 3D printing, who may face confusion as to what is legitimate and illegitimate use of the technology.

3.2. Intellectual Property Rights and 3D Printing

There are four main classes of IP rights that may be infringed by using a 3D printer, which may be divided into those which require registration and those which arise automatically (unregistered rights):

  1. Copyright is an unregistered right that protects mainly artistic and creative works.

  2. Design Protection exists in both registered and unregistered forms and protects the distinctive shape and appearance of items (in particular those that are mass-produced).

  3. Patent is a registered right that protects novel and innovative products such as mechanisms or pharmaceutical compounds.

  4. Registered Trade Marks serve to inform consumers of the origin (and by association, reputation) of goods.

English common law also provides the action of Passing Off against acts that might confuse customers as to the origin of goods.

This paper will briefly introduce each right and focus on the extent to which it may be infringed by use of a 3D printer and the potential legal defences for such infringement. More detailed discussion may be found in relevant educational and practioner texts, to which reference will be made as appropriate.30 These rights interact and overlap; in particular the interaction between design protection and copyright has been the subject of much judicial interpretation. It is therefore convenient to consider design protection first.

4. Design Protection

Design protection protects the appearance of items, especially commercial products that might not otherwise be protected by patent or copyright law. Design protection may apply to relatively simple products, to components of more complex ones, or to the overall appearance of such “complex products”. In domestic law there are two main forms of design protection: registered design and unregistered design right (UDR). In the wider European context, registered designs may also be registered with the Community Design Register, whilst there is a short-duration unregistered Community design right (UCD). This discussion will concentrate on registered design (for which the domestic and Community provisions are now virtually identical) and UDR.

4.1. Registered Design

The Registered Designs Act 1949 (as amended) provides that registration of a product protects its “appearance of the whole or a part of a product resulting from the features of, in particular, the lines, contours, colours, shape, texture or materials of the product or its ornamentation”31 where a “product” is any industrial or handicraft item.32 The requirements for the registration of designs (such as novelty and individual character) will not be examined in detail;33 however, some of the constraints on what may be registered are relevant to issues arising from 3D printing of spares or parts for repair of a product.

  • Component Parts. A component part of a complex product may only be protected as a registered design if it is both visible to the user in ordinary use (which excludes maintenance or repair) and is of novel and individual design.34 Many spare parts for cars or domestic appliances will be hidden in everyday use whilst many others, even if normally visible, may be of commonplace design, such as a pipe or washer.35

  • Designs Dictated by Technical Function. Features of a product dictated solely by technical functionality may not be protected by registered design.36 This constraint was considered by the ECJ in Philips v Remington37 where Colomer AG opined that protection would not be available where the design was the only way of achieving the required function. Cornish contrasts this with the decision of the House of Lords in Amp v Utilux38 under the previous UK legislation where it was held that whilst an electrical terminal could have been designed in various equally effective ways, all would have been dictated by technical function and so been unregistrable.39 (It would now be unregistrable as an invisible component part.)

  • Must Fit” Exception. A design or design element is not registrable if it comprises “features of appearance of a product which must necessarily be reproduced in their exact form and dimensions so as to permit the product in which the design is incorporated or to which it is applied to be mechanically connected to, or placed in, around or against, another product so that either product may perform its function”.40 There has been little if any judicial consideration of this point, but by analogy with similar provisions for unregistered design right this provision will exclude many spares and accessories from protection if their shape is determined by the need to connect to or fit into or around another product.

The effect of these exemptions is that many items attractive for 3D printing will not be protected as registered designs. Many spare parts are likely to be components or fall under the “technical function” or “must fit” exemptions. The latter also applies to the shape of accessories and customisation items such as covers for mobile phones (but not, as noted below, to copyright artwork decorating them). Furthermore, even if a spare part escapes these exemptions and is protected as a registered design, such protection is not infringed by its use for “the repair of a complex product so as to restore its original appearance”.41 This would cover the 3D printing of a part such as a car wing panel that was normally visible and not wholly constrained in design by its function or fit, but which had to be replicated in order to maintain the vehicle’s original appearance.

Even where a registered design is copied via a 3D printer this would not be an infringement if it were done “privately and for purposes which are not commercial”.42 Both criteria must be met; it is insufficient that copying is not done for profit. Purely personal use of a 3D printer to make items will thus not infringe a registered design, so long as the purpose for which the item was made was genuinely non-commercial. In the introductory scenario therefore, even if Acme’s product is protected as a registered design, neither Bridget nor Charlie infringe that design by making a copy for personal use (although this may not be so if, say, Bridget makes an item for use in paid work from home). However, use in other settings, such as a repair shop, will have to avoid registered designs if it is not to infringe them, unless the “complex product repair” exemption applies. For non-private educational purposes, there is a “fair dealing” exemption,43 but this only applies where the use does not prejudice normal exploitation of the design,44 e.g. by substituting for purchase of the item itself. So if Charlie works in a school and uses Acme test-tube stands, if these are registered designs he could not legitimately 3D-print copies to avoid buying new ones from Acme.

4.2. Unregistered Design Right

UK UDR was introduced by the Copyright, Designs and Patents Act 1988 to help resolve anomalies in industrial design protection regarding the supply of third-party spare parts (especially for cars) that had culminated in the House of Lords decision in Leyland v Armstrong.45 UDR provides protection akin to registered design, but rather than requiring registration it arises automatically, as with copyright. Like copyright it is therefore only effective against actual copying.46 As an unregistered right its subsistence will be a question of law in each case.

UDR subsists in the shape and configuration of an item, but not its surface decoration or method or principle of construction.47 It also excludes features that are required for it to be “connected to, or placed in, around or against, another article so that either article may perform its function” or which “are dependent upon the appearance of another article of which the article is intended by the designer to form an integral part.”48 The “must fit” exception is similar to that for registered design, whilst the “must match” exception is analogous to the “repair of complex products” provision.

  • Originality. To qualify for UDR, a design must be original, defined as not being “commonplace in the design field in question at the time of its creation”.49 In Farmers Build v Carrier50 Mummery LJ noted:

The designs are “original” in the sense that they are the independent work of the designer of the TARGET machines: they have not been simply copied by him from the GASCOIGNE or SUDSTALL machine….Time, labour and skill, sufficient to attract copyright protection, were expended by Mr Hagan in originating the designs of the individual parts. Similarly, he originated the assembly or combination of those parts in the TARGET machine as a whole.

Laddie J’s remarks illustrate that UDR may subsist in individual parts of a design, the design as a whole, or both. Consequently, an allegedly infringing design may be analysed by being broken down into component parts, some of which may be held to infringe UDR whilst others do not. The meaning of “design field in question” was considered in Lambretta v Teddy Smith51 where Jacob LJ held it to be the range of designs with which the designer of the item in question would be familiar.

  • Method or Principle of Construction. In Rolawn v Turfmech52 Mann J summarised prior case law as indicating that this provision prevented UDR subsisting in what he described as abstract, generalised design concepts. Under Mann J’s interpretation aspects of design dictated solely by manufacturing technique or necessitated by sound engineering design will be likely to fall within it. As noted by the Court of Appeal in Landa & Hawa International v Azure53 this provision seeks to prevent a designer gaining a monopoly over a particular way of making a type of product.

  • Must Fit” Exception. The “must fit” exception for UDR has been the subject of considerable judicial consideration. InParker v Tidball,54 the disputed designs were for mobile phone cases, which had both to fit around the phones they were designed for and to allow access to keyboards and displays. Robert Englehart QC adopted the approach of breaking each design down into its components in order to assess whether each element’s design was commonplace and, if not, if it was constrained by the need to fit the phone or if alternatives would have been possible. In Dyson v Qualtex55 the exception was held to apply to those elements of spare parts that were shaped so as to allow them to conform with the product they were to be fitted to. The “must fit” exception has even been extended to designs that conform to parts of the human body, such as contact lenses in Ocular Sciences56 – although in Amoena v Trulife57 it was held that breast implants were not caught by this exemption, as they were too flexible to be considered “constrained” in their design.

  • Must Match” Exception. The “must match” exception is analogous to the “complex repair” provision for registered design. The example of a car wing panel illustrates it well, and has been cited as epitomising this provision, e.g. by Jacob LJ in Dyson v QualtexDyson concerned “pattern parts”, spares which replicated the appearance as well as function of the original manufacturer’s parts, in that case for vacuum cleaners. Jacob LJ distinguished between spares for cars, where matching overall appearance was paramount, and those for more mundane items – such as vacuum cleaners – where it was less so. Without clear Parliamentary intent to exclude spares from UDR altogether, he held that the “must match” exception applied only in the former instance.58

How, then, does UDR affect the use of 3D printers to make copies of items in which it might subsist? The operative phrase is “might subsist”, as being an unregistered right it will be for the owner of the original item’s design to assert UDR. The factors listed above will determine whether UDR subsists – potentially not if the item is a commonplace design or has a shape and configuration determined by the item it “must fit” onto or around.

For 3D printing of spares, the “must fit”, “principle of construction” and “original design” requirements mean that UDR is unlikely to subsist in items that are of mundane design (c.f. the example of pipes or washers noted earlier) or where shape is dictated by the need to fit against another element of a product or is necessary for proper operation. However, as emphasised in Dyson, UDR is by no means excluded for spares, and in particular closely-matching “pattern spares” may fall outside the “must match” exception if they are destined for products where appearance is not critical.

The “must fit” exception would also apply to items such as customised covers for mobile phones although, as was noted with in the discussion of registered designs, this would not cover the use of copyright artwork as surface decoration. But of the other forms of items attractive for copying with a 3D printer many, such as craft and hobby items, would be protected by UDR and so reproducing them may infringe it. Whether they would depends on the statutory exemptions.

For UDR there is no positive provision in CDPA 1988 corresponding to that in RDA 1949 allowing private, non-commercial reproduction of a registered design. Instead, s 226(1) provides that:

(1) The owner of design right in a design has the exclusive right to reproduce the design for commercial purposes—

(a) by making articles to that design, or

(b) by making a design document recording the design for the purpose of enabling such articles to be made.

On its construction s 226(1) implies that the exclusive right does not apply to non-commercial use. This interpretation is supported byCopinger and Skone James, which notes “it seems clear enough that…a person who (for example) makes articles to a design intending to use them domestically does not thereby infringe design right”.59 In the Acme scenario, neither Bridget nor Charlie infringes any UDR subsisting in Acme’s products by 3D printing copies for personal use.

The authors of Copinger dismiss the impact of this provision, commenting that “as a person is unlikely to make many articles with a view to non-commercial purposes, it should in practice create few problems.” This may be true even with personal 3D printers, but what might change is that many more people will be in the position to make such articles. Furthermore, and in contrast with the situation for registered designs, there is no requirement that non-commercial use also be private. Indeed, by confining infringement to commercial use, defined as making an article or design document with a view to selling or hiring it in the course of business,60 the legislation appears to make all non-commercial uses non-infringing. This would include use within educational establishments, or bureau services where a 3D printer is made available for members of the public to use. CPDA 1988 provides that authorising infringement (which, by analogy with copyright, includes permitting infringing activities) is itself primary infringement of design right.61 But this only extends as far as acts that are themselves infringing, which non-commercial use is not. This is a fine point, and it may be argued that if a charge is made for such a service (e.g. at a commercial copy bureau) then the article is actually being made for the purpose of sale; equally, a private school or commercial training centre may well be “commercial” in this sense. If no charge is made though, for instance in a publically-funded school or training centre, then there is seemingly neither infringement of design right or authorisation of such. Taking the example used earlier, if Acme’s test tube stands were protected only by UDR, Charlie could legitimately copy them for use at his school, but not for sale to others.

Genuine commercial use will still be caught by s 226(1). To avoid infringement, business users will have to confine 3D printing to items not protected by UDR (such as spares within the constraints noted above), or will have to licence the right to produce them. This may well be attractive if it allows dealers to avoid holding large stocks of diverse parts, instead 3D printing them on demand from manufacturer’s authorised patterns. As will be discussed below, sale of self-3D printed unofficial spares, even where not infringing UDR, may fall foul of trade mark and passing off law.

4.3. 3D Printers and Design Protection

In summary, the exemptions for personal and private reproduction of registered designs and the exclusion of non-commercial use from UDR protection mean that the domestic use of a personal 3D printer to reproduce an item will infringe neither registered nor unregistered design protection. Perhaps more surprisingly the exclusive right provided by UDR appears not to cover such public but non-commercial users as schools; subject to interpretation, it may not prevent use in a commercial reproduction bureau. Even for commercial use, many items that are attractive for 3D printing, such as spare parts, may be unregistrable as registered designs and excluded from protection by UDR.

Two further issues arise regarding design protection, however: rights in surface decoration of an item to be reproduced by a 3D printer and rights in the design file used by a 3D printer for reproducing an item. Both of these concern copyright, and so will be covered in the next section.

5. Copyright

Copyright is an unregistered right that arises automatically on creation to protect creative works. Different jurisdictions vary as to the works for which copyright can subsist, but they generally follow Art 2(1) of the Berne Convention,62 which provides that copyright shall be available for “literary and artistic works”, where this includes musical and dramatic works and 2D and 3D artistic works. In the UK, CDPA 1988 s 1(a) recognises four classes of work in which copyright can subsist: literary, dramatic, mu

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