A trademark opposition may be filed based on one of several grounds.   This includes that the mark is merely descriptive and should be refused registration pursuant to Section 2(e)(1) of the Trademark Act.

A trademark is assessed on a continuum of legal strength.  The strongest trademarks (and thus most eligible for trademark protection) are arbitrary

What is Trademark Opposition?

Trademark opposition proceedings are civil litigations before the U.S. Trademark Trial and Appeal Board (TTAB).

Revised December 2, 2024

The following trademark opposition checklist will help you determine whether your company should bring a trademark opposition proceeding against a trademark applicant.

Companies that wish to enforce their trademark rights through TTAB