This 16-page whitepaper is provided by Public Knowledge and provides information about 3D printing and intellectual property. This paper discusses how intellectual property law relates to 3D printing and is intended to prepare the 3D printing community and the public before 3D printing is restricted by intellectual property laws. The the following sections are included: An Opportunity and a Warning, 3D Printing, 3D Printing in Action, Creating Original Products, Copying Products, Copyright, Patent, Trademark, Use in Commerce, Replacement Objects, Using Logos and Other Trade Dress, Design Patents, Trade Dress, Remixing, Repair and Reproduction, Expansion of Liability, and more. This whitepaper is available free for download.Â