Who owns the M trademark?

The M trademark is owned by MALLINCKRODT LLC.

What class is the M trademark registered in?

The M trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations).

What is the serial number for M?

The USPTO serial number for M is 75669100.

What is the registration number for M?

M is registered under USPTO registration number 2332279.

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USPTO Trademark Record

REGISTERED

M

SN 75669100·Reg 2332279·Filed Mar 26, 1999

Owner MALLINCKRODT LLC

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.

M (Serial No. 75669100), Registration No. 2332279, is a registered US trademark filed on Mar 26, 1999 by MALLINCKRODT LLC. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations).

Section 8/9 declaration window: March 21, 2030

Conflict Analysis

Full conflict analysis for M (SN 75669100) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

M (Reg. #2332279) is a registered US trademark that has been protecting its owner, MALLINCKRODT LLC, since 1999. The mark covers Class 005 (Pharmaceuticals, medical & veterinary preparations). Goods and services include Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and subs.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 26, 1999

SERIAL

75669100

REG#

2332279

REGISTERED

Mar 21, 2000

Filing Information

StatusREGISTERED

Filing DateMar 26, 1999

Serial Number75669100

Registration No.2332279

Registration DateMar 21, 2000

Status DateJun 04, 2020

Published for OppositionDec 28, 1999

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 005Pharmaceuticals, medical & veterinary preparations

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

First use anywhere: Jul 11, 1997

First use in commerce: Jul 11, 1997

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

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Status History

35 events

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Mar 13, 2026

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Mar 13, 2026

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Mar 13, 2026

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 13, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 13, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Sep 02, 2025

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Nov 22, 2023

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Oct 12, 2022

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Jul 13, 2022

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Jun 04, 2020

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Jun 04, 2020

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Jun 04, 2020

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 04, 2020

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Mar 23, 2020

TEAS SECTION 8 & 9 RECEIVED

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Mar 21, 2019

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

May 16, 2018

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Apr 18, 2018

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Aug 17, 2011

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Mar 25, 2010

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Mar 25, 2010

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REVIEW OF CORRESPONDENCE COMPLETE

Mar 25, 2010

REVIEW OF CORRESPONDENCE COMPLETE

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Mar 18, 2010

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Mar 18, 2010

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS SECTION 8 & 9 RECEIVED

Mar 18, 2010

TEAS SECTION 8 & 9 RECEIVED

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

Mar 18, 2010

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Jun 21, 2005

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

TEAS SECTION 8 & 15 RECEIVED

May 23, 2005

TEAS SECTION 8 & 15 RECEIVED

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

May 23, 2005

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

REGISTERED-PRINCIPAL REGISTER

Mar 21, 2000

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Dec 28, 1999

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Nov 26, 1999

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 17, 1999

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINER'S AMENDMENT MAILED

Sep 01, 1999

EXAMINER'S AMENDMENT MAILED

NON-FINAL ACTION MAILED

Aug 20, 1999

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Aug 10, 1999

ASSIGNED TO EXAMINER

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