Who owns the MESTAG trademark?

The MESTAG trademark is owned by Mestag Therapeutics Limited.

What is the serial number for MESTAG?

The USPTO serial number for MESTAG is 79405510.

What is the registration number for MESTAG?

MESTAG is registered under USPTO registration number 7854292.

MES

USPTO Trademark Record

REGISTERED

MESTAG

Q: What class is the MESTAG trademark registered in?

The MESTAG trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations), Class 042 (Scientific, technology & SaaS services).

SN 79405510·Reg 7854292·Filed Aug 01, 2024

Owner Mestag Therapeutics Limited

Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and substances adapted for medical or veterinary purposes, food for babies; dietary supplements for human beings and animals; adhesive plasters, materials for dressings; material for filling teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides.; Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

MESTAG (Serial No. 79405510), Registration No. 7854292, is a registered US trademark filed on Aug 01, 2024 by Mestag Therapeutics Limited. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations), Class 042 (Scientific, technology & SaaS services).

early section 8: July 08, 2031

Mark Intelligence

MESTAG (Reg. #7854292) is a registered US trademark that has been protecting its owner, Mestag Therapeutics Limited, since 2024. The mark covers Class 005 (Pharmaceuticals, medical & veterinary preparations) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and subs.... The mark faced 4 opposition proceedings during prosecution.

FILED

Aug 01, 2024

SERIAL

79405510

REG#

7854292

REGISTERED

Jul 08, 2025

Owner

Applicant

Mestag Therapeutics Limited

Entity

Not Provided

Address

Suites 15 & 16,, Science Village, Chesterford Research Park Cambridge CB10 1XL

Country

Attorney

NameKaren Artz Ash

Law firm

Karen Artz Ash Katten Muchin Rosenman LLP

Docket

402522-00001

Address

50 Rockefeller Plaza, New York, NY 10020, United States

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Filing Information

StatusREGISTERED

Filing DateAug 01, 2024

Serial Number79405510

Registration No.7854292

Registration DateJul 08, 2025

Status DateJul 08, 2025

Published for OppositionMay 20, 2025

Mark TypeStandard characters

Attorney Docket402522-00001

Status DescriptionLive and registered

Filing Signals

FILED

2024

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 4× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 005Pharmaceuticals, medical & veterinary preparations

US codes: 005, 006, 018, 044, 046, 051, 052

Class 042Scientific, technology & SaaS services

US codes: 100, 101

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

This description is as filed with the USPTO and defines the scope of trademark protection.

Status History

27 events

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

Mar 19, 2026

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

Mar 02, 2026

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Mar 02, 2026

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

FINAL DECISION TRANSACTION PROCESSED BY IB

Feb 19, 2026

FINAL DECISION TRANSACTION PROCESSED BY IB

FINAL DISPOSITION PROCESSED

Feb 04, 2026

FINAL DISPOSITION PROCESSED

FINAL DISPOSITION NOTICE SENT TO IB

Feb 04, 2026

FINAL DISPOSITION NOTICE SENT TO IB

NEW REPRESENTATIVE AT IB RECEIVED

Oct 31, 2025

NEW REPRESENTATIVE AT IB RECEIVED

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Oct 08, 2025

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

REGISTERED-PRINCIPAL REGISTER

Jul 08, 2025

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jul 08, 2025

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

May 20, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 20, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

May 14, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

TEAS/EMAIL CORRESPONDENCE ENTERED

Apr 16, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 16, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Apr 15, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 15, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

REFUSAL PROCESSED BY IB

Apr 05, 2025

REFUSAL PROCESSED BY IB

NEW REPRESENTATIVE AT IB RECEIVED

Apr 03, 2025

NEW REPRESENTATIVE AT IB RECEIVED

REFUSAL PROCESSED BY MPU

Mar 19, 2025

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Mar 19, 2025

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Feb 12, 2025

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Feb 11, 2025

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Feb 07, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Oct 08, 2024

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Oct 08, 2024

APPLICATION FILING RECEIPT MAILED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Oct 03, 2024

SN ASSIGNED FOR SECT 66A APPL FROM IB

MESTAG

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