Office Action checkout

Owner

The Product Scaler Advisory LLC

Status date

Nov 4, 2026

Deadline

February 4, 2027

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 requires additional information explaining whether the wording 'SID' has any significance or is a term of art in your industry.