U.S. Patent and Trademark Office
A comprehensive website with information and guidelines on patents and trademarks from the USPTO.

U.S. Patent and Trademark Depository Library Program
A nationwide network of public, state and academic libraries designated as Patent and Trademark Depository Libraries that house patent and trademark materials.

USPTO Independent Inventors
Streamlined Q&A for independent inventors to assist with patent matters and intellectual property

National Inventor Fraud Center, Inc.
A center created to protect inventors from scams through educational resources and useful tips.

Invention Help
Invention Help provides information on the process and steps of invention for the nascent inventor. Beginning with special creative techniques to switch on the creative genius, this website also offers important advice through the selling or licensing processes.

Free Patents Online
This website provides the full text of U.S. patents from #4,000,000 (circa 1974) to the present. The database is extremely user-friendly and allows visitors to download free PDF files of patent images. It also has a "Crazy Patents" page with quirky and eccentric listings ranging from "method of exercising a cat" to a "motorized ice cream cone."

European Patent Office

The patent granting authority for Europe; it provides tools for patent applicants, including a patent search program and current updates on official and legal patent information.

Copyright Office
Information on copyright registration, law and protection by the Library of Congress.

American Patent and Trademark Law Center
Legal information about patents and trademarks to help inventors protecting new ideas and products from patent infringement.

The Canadian Industrial Innovation Centre
An organization dedicated to assisting Canadian inventors and innovative companies with services such as invention evaluation, technology due diligence, market research and education programs.

 

The Lemelson-MIT Program does not endorse any of the websites listed above.