U.S. Patent and Trademark Office
U.S. Government Patent News, Views and How To's
Basic Trademark Information
What is a trademark?
The Trademark Specimen Requirements
Who to call?
Patent and Trademark Depository Libraries
The Lanham Act
The Trademark Act of 1946 (as amended)
Trademark Written Application (Form PTO-1478)
The Trademark description requirements
Government Trademark Fees
ITU Additional Requirements
Additional Requirements for "Intent to Use" Applications