Patents - U.S.

Selected resources for researching U.S. patents

What is a Patent?

Sometimes people confuse the terms patent, trademark, copyright, and intellectual property.

Patent Research

We support research on U.S. patents -- historical and contemporary. Connecticut's history of industry and invention is an important focus of the Library.

There are a number of resources on patents available at and through the Connecticut State Library & Museum of Connecticut History

The United State Patent & Trademark Office (USPTO) offers General Information Concerning Patents.