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Chemistry: Patent searching

A guide to online and print resources in chemistry.

Chemical Patents

A concise and useful guide, specifically geared to chemical patent searching, was originally created by Gary Wiggins, an expert in chemical information at the University of Indiana. It is now part of a Wikibooks. 

What are Patents?

What is the difference between a patent and a trademark or copyright?  Here is an explanation from the U.S. Patent and Trademark Office.

Patent Databases