Who owns the KEYTRUDA trademark?

The KEYTRUDA trademark is owned by MERCK SHARP & DOHME LLC.

What class is the KEYTRUDA trademark registered in?

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

What is the serial number for KEYTRUDA?

The USPTO serial number for KEYTRUDA is 86147047.

What is the registration number for KEYTRUDA?

KEYTRUDA is registered under USPTO registration number 4804749.

Sealvo

Home Search: KEYTRUDAKEYTRUDA #86147047

Back

Updated Sep 19, 2026·19 searches this week

View on USPTO TSDR Find similar marks

KEY

USPTO Trademark Record

REGISTERED

KEYTRUDA

SN 86147047·Reg 4804749·Filed Dec 18, 2013

Owner MERCK SHARP & DOHME 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.

KEYTRUDA (Serial No. 86147047), Registration No. 4804749, is a registered US trademark filed on Dec 18, 2013 by MERCK SHARP & DOHME LLC. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations).

Section 8/9 declaration window: September 03, 2035

Conflict Analysis

Full conflict analysis for KEYTRUDA (SN 86147047) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

KEYTRUDA (Reg. #4804749) is a registered US trademark that has been protecting its owner, MERCK SHARP & DOHME LLC, since 2013. 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

Dec 18, 2013

SERIAL

86147047

REG#

4804749

REGISTERED

Sep 01, 2015

Filing Information

StatusREGISTERED

Filing DateDec 18, 2013

Serial Number86147047

Registration No.4804749

Registration DateSep 01, 2015

Status DateMar 07, 2025

Published for OppositionApr 22, 2014

Filing Basis & Declarations

Use 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: Sep 10, 2014

First use in commerce: Sep 10, 2014

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

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

42 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 07, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Mar 07, 2025

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Mar 07, 2025

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Mar 07, 2025

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

TEAS SECTION 8 & 9 RECEIVED

Nov 01, 2024

TEAS SECTION 8 & 9 RECEIVED

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

Sep 01, 2024

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

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jun 29, 2022

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 02, 2021

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Dec 02, 2021

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

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Dec 02, 2021

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

TEAS SECTION 8 & 15 RECEIVED

Aug 31, 2021

TEAS SECTION 8 & 15 RECEIVED

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Sep 01, 2020

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

REGISTERED-PRINCIPAL REGISTER

Sep 01, 2015

REGISTERED-PRINCIPAL REGISTER

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Jul 30, 2015

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Jul 29, 2015

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jul 02, 2015

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Jul 01, 2015

CASE ASSIGNED TO INTENT TO USE PARALEGAL

SOU EXTENSION 2 GRANTED

Jul 01, 2015

SOU EXTENSION 2 GRANTED

STATEMENT OF USE PROCESSING COMPLETE

Jul 01, 2015

STATEMENT OF USE PROCESSING COMPLETE

SOU TEAS EXTENSION RECEIVED

Jun 08, 2015

SOU TEAS EXTENSION RECEIVED

TEAS STATEMENT OF USE RECEIVED

Jun 08, 2015

TEAS STATEMENT OF USE RECEIVED

SOU EXTENSION 2 FILED

Jun 08, 2015

SOU EXTENSION 2 FILED

USE AMENDMENT FILED

Jun 08, 2015

USE AMENDMENT FILED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Dec 18, 2014

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

Dec 16, 2014

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 1 FILED

Dec 16, 2014

SOU EXTENSION 1 FILED

SOU EXTENSION 1 GRANTED

Dec 16, 2014

SOU EXTENSION 1 GRANTED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Jun 17, 2014

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Apr 22, 2014

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 22, 2014

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 02, 2014

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Mar 15, 2014

LAW OFFICE PUBLICATION REVIEW COMPLETED

ASSIGNED TO LIE

Mar 14, 2014

ASSIGNED TO LIE

EXAMINERS AMENDMENT -WRITTEN

Feb 26, 2014

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Feb 26, 2014

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Feb 26, 2014

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Feb 26, 2014

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 26, 2014

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Feb 25, 2014

ASSIGNED TO EXAMINER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Jan 04, 2014

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 03, 2014

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Dec 21, 2013

NEW APPLICATION ENTERED

Other Marks in Class 005 — Pharmaceuticals, medical & veterinary preparations

Recently filed and registered marks in the same international class.

KEY

KEYTRUDA

86177260

MERCK SHARP & DOHME LLC

REGISTERED

KEY

KEYTRUDA

79112065

Merck Sharp & Dohme LLC

REGISTERED

KEY

KEYTRUDA

86147045

Merck Sharp & Dohme Corp.

ABANDONED

KEY

KEYTRUDA

86147051

Merck Sharp & Dohme Corp.

ABANDONED

Other Marks by Lisa M. Dellamura

Additional USPTO filings handled by the same attorney of record.

MNI

M-NINEVAX

73580227

REGISTERED

SEQ

SEQUIVITY

87138686

REGISTERED

INN

INNOVAX

88087740

REGISTERED

BAR

BARN & COOP GUARD

99193491

REGISTERED

KEYTRUDA

Run a conflict check

Other Marks in Class 005 — Pharmaceuticals, medical & veterinary preparations

Other Marks by Lisa M. Dellamura

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company