Here are some books from our collection that you might want to consider:
United States Patent and Trademark Office: Trademark Information
The USPTO's homepage for federal trademark information. Use the Trademark Electronic Search System (TESS) to search for existing trademarks, link to legal resources, fees, forms and official notices, and much more.
University of Central Florida: Trademarks
Trademark searching tutorial and other links from the University of Central Florida.
All About Trademarks
Links to states' trademark laws, statutes, and databases; international trademark databases; and information about trademarks in cyberspace and domain name disputes.
State Trademark Information
Links to the government agencies in all 50 states and the District of Columbia responsible for the adminstration of trademarks.
New Jersey Business Gateway Service: Business Entity Name and Availability Check & Reservation Service
This resource, maintained by the State of New Jersey's Division of Revenue, allows access to business entity names, identification numbers, associated names and officer and director names.