USPTO serial 99376315

MM MUDMASTERS

Status 641Office Action

Need help with MM MUDMASTERS?

CopyMark Law Group can help you respond to USPTO correspondence, keep a registration alive, or watch new filings against your mark.

The USPTO has issued an Office Action on this application. A response is typically required before the deadline, or the application can be abandoned.

Deadline: 28 Aug 2026

The USPTO requires us to clarify your trademark ownership entity details and provide a proper color claim for your trademark drawing.

Class	Description	Status	First use
041	Educational services, namely, conducting training courses in the fields of drilling fluids engineering, and distribution of training materials in connection therewith	ACTIVE	Sep 4, 2025

Date	Code	Event
May 28, 2026	GNRN	NOTIFICATION OF NON-FINAL ACTION E-MAILED
May 28, 2026	GNRT	NON-FINAL ACTION E-MAILED
May 28, 2026	CNRT	NON-FINAL ACTION WRITTEN
Apr 29, 2026	TEME	TEAS/EMAIL CORRESPONDENCE ENTERED
Apr 29, 2026	CRFA	CORRESPONDENCE RECEIVED IN LAW OFFICE
Apr 29, 2026	TROA	TEAS RESPONSE TO OFFICE ACTION RECEIVED
Apr 29, 2026	TEME	TEAS/EMAIL CORRESPONDENCE ENTERED
Apr 29, 2026	CRFA	CORRESPONDENCE RECEIVED IN LAW OFFICE
Apr 29, 2026	TROA	TEAS RESPONSE TO OFFICE ACTION RECEIVED
Apr 8, 2026	GNRN	NOTIFICATION OF NON-FINAL ACTION E-MAILED
Apr 8, 2026	GNRT	NON-FINAL ACTION E-MAILED
Apr 8, 2026	CNRT	NON-FINAL ACTION WRITTEN
Mar 24, 2026	TEME	TEAS/EMAIL CORRESPONDENCE ENTERED
Mar 23, 2026	CRFA	CORRESPONDENCE RECEIVED IN LAW OFFICE
Mar 23, 2026	TROA	TEAS RESPONSE TO OFFICE ACTION RECEIVED
Feb 1, 2026	GNRN	NOTIFICATION OF NON-FINAL ACTION E-MAILED
Feb 1, 2026	GNRT	NON-FINAL ACTION E-MAILED
Feb 1, 2026	CNRT	NON-FINAL ACTION WRITTEN
Jan 27, 2026	DOCK	ASSIGNED TO EXAMINER
Jan 26, 2026	MDSM	NOTICE OF DESIGN SEARCH CODE E-MAILED
Jan 26, 2026	NWOS	NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Sep 5, 2025	MAFR	APPLICATION FILING RECEIPT MAILED
Sep 5, 2025	NWAP	NEW APPLICATION ENTERED