Website: Intellectual Property Research: How to Find a Registered Trademark

Trademark Registration

In addition to the resources outlined below, you may also want to check out the UW Engineering Library's Trademark Searching Guide.

Trademark Status and Document Retrieval (TSDR) [USPTO]
Contains information regarding the status of and documents related to pending and registered trademarks.
USPTO Trademark Database [USPTO]
U.S. Federal Trademark Registrations [LexisNexis]
Available on Lexis.com. Lexis+ Advanced search page limits to active records: From April 7, 1884 through current. Inactive Records: From May 14, 1884 through current.
U.S. Federal, State and Select International Trademark Registrations Combined [LexisNexis]
Contains all available trademark registrations for all jurisdictions
Federal Trademarks [Westlaw]
Contains active registrations from 1884 to present and inactive registrations from 1984 to present.
State Trademarks [Westlaw]
Contains active marks from 1900 to present and inactive marks from December 1986 to present.