Trademark Information - USPTO

Basic Facts, Trademarks – USPTO

Frequently Asked Questions About Trademarks - USPTO

Trademark Forms – USPTO

Trademark Manual of Examining Procedure – USPTO

Trademark Acceptable Identification of Goods and Services Manual - USPTO

Trademark Electronic Business Center – USPTO

Trademark Search and Registration FAQs - Private Company

International Trademark Association

Trademark Law – an overview – Legal Information Institute

Licensing Resource Group, Inc. – (private vendor of trademark management services)

UCF (University of Central Florida) Libraries -- Trademarks

FindLaw for Business: Legal: Intellectual Property: Trademark - Iowa