Office Action checkout
CALIPER
Serial No. 99872829
- Owner
- Caliper App LLC
- Status date
- Sep 26, 2026
- Deadline
- December 26, 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 your trademark faces a refusal due to potential confusion with existing registrations and an earlier-filed pending application.
USPTO record
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