Office Action checkout

Owner

Exponential Foundation

Status date

Sep 28, 2026

Deadline

December 28, 2026

Status 641 means the USPTO mailed a non-final Office Action identifying issues with your application. You typically have three months to respond with arguments, amendments, or evidence. Missing the deadline can abandon the application.

The examiner has identified that you need to provide an updated description of your trademark's colors specifying where each color appears.