U.S. GOVERNMENT INFORMATION:
PATENTS AND TRADEMARKS

General Information

General Information Concerning Patents

Basic Facts about Trademarks

Patent and Trademark Depository Library Program

Sites for patent searching:

Finding Patents & Standards (Yale University Engineering & Applied Science Library)

U.S. Patent and Trademark Office

Guides for patent searching

U.S. Patent Searching Tutorial (U. of Texas Austin)

Sites for trademark searching:

USPTO Web Trademark Database