what you need to know about ....Trademarks
A. Franklin Pierce Law
Center: Basic IP Information 
Professor Thomas G. Field, Jr. clearly explains trademark and copyright basics for artists, independent inventors, Internet authors and artists, programmers, and small business owners. Publications include:
B. TRADEMARK Information: US Patent/Trademark Office
C. MicroPatent's Trademark Web
Trademark search tool which includes the complete U.S. Federal Trademark database with active marks dating from 1884. Search a sample database for free or the entire database for a fee.
