Who owns the XENCOR trademark?

The XENCOR trademark is owned by XENCOR, INC..

What class is the XENCOR trademark registered in?

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

What is the serial number for XENCOR?

The USPTO serial number for XENCOR is 75551319.

What is the registration number for XENCOR?

XENCOR is registered under USPTO registration number 2736973.

Sealvo

Home Search: XENCORXENCOR #75551319

Back

Updated Sep 18, 2026·20 searches this week

View on USPTO TSDR Find similar marks

XEN

USPTO Trademark Record

REGISTERED

XENCOR

SN 75551319·Reg 2736973·Filed Sep 11, 1998

Owner XENCOR, INC.

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.

XENCOR (Serial No. 75551319), Registration No. 2736973, is a registered US trademark filed on Sep 11, 1998 by XENCOR, INC.. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations).

Section 8/9 declaration window: July 15, 2033

Conflict Analysis

Full conflict analysis for XENCOR (SN 75551319) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

XENCOR (Reg. #2736973) is a registered US trademark that has been protecting its owner, XENCOR, INC., since 1998. 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

Sep 11, 1998

SERIAL

75551319

REG#

2736973

REGISTERED

Jul 15, 2003

Filing Information

StatusREGISTERED

Filing DateSep 11, 1998

Serial Number75551319

Registration No.2736973

Registration DateJul 15, 2003

Status DateNov 17, 2023

Published for OppositionJun 06, 2000

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 005Pharmaceuticals, medical & veterinary preparations

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

First use anywhere: Oct 23, 2002

First use in commerce: Oct 23, 2002

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

54 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 17, 2023

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Nov 17, 2023

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Nov 17, 2023

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Nov 17, 2023

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

TEAS SECTION 8 & 9 RECEIVED

May 23, 2023

TEAS SECTION 8 & 9 RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Mar 17, 2023

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Mar 17, 2023

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 17, 2023

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 17, 2023

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Mar 17, 2023

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Jul 15, 2022

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Nov 02, 2021

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Nov 02, 2021

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Nov 02, 2021

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 02, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Nov 02, 2021

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Nov 01, 2021

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Nov 01, 2021

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 01, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

May 08, 2013

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

May 08, 2013

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

May 08, 2013

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

May 07, 2013

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Apr 16, 2013

TEAS SECTION 8 & 9 RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 21, 2009

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Nov 21, 2009

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

TEAS SECTION 8 & 15 RECEIVED

Nov 11, 2009

TEAS SECTION 8 & 15 RECEIVED

CASE FILE IN TICRS

Jul 03, 2008

CASE FILE IN TICRS

REGISTERED-PRINCIPAL REGISTER

Jul 15, 2003

REGISTERED-PRINCIPAL REGISTER

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

May 16, 2003

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

ASSIGNED TO EXAMINER

May 12, 2003

ASSIGNED TO EXAMINER

SOU EXTENSION 5 GRANTED

May 08, 2003

SOU EXTENSION 5 GRANTED

STATEMENT OF USE PROCESSING COMPLETE

May 08, 2003

STATEMENT OF USE PROCESSING COMPLETE

PAPER RECEIVED

Feb 19, 2003

PAPER RECEIVED

SOU EXTENSION 5 FILED

Feb 19, 2003

SOU EXTENSION 5 FILED

USE AMENDMENT FILED

Feb 19, 2003

USE AMENDMENT FILED

PAPER RECEIVED

Jul 31, 2002

PAPER RECEIVED

SOU EXTENSION 4 FILED

Jul 31, 2002

SOU EXTENSION 4 FILED

SOU EXTENSION 4 GRANTED

Jul 31, 2002

SOU EXTENSION 4 GRANTED

SOU EXTENSION 3 GRANTED

Mar 11, 2002

SOU EXTENSION 3 GRANTED

SOU EXTENSION 3 FILED

Feb 27, 2002

SOU EXTENSION 3 FILED

SOU EXTENSION 2 GRANTED

Sep 10, 2001

SOU EXTENSION 2 GRANTED

SOU EXTENSION 2 FILED

Aug 27, 2001

SOU EXTENSION 2 FILED

SOU EXTENSION 1 GRANTED

Mar 19, 2001

SOU EXTENSION 1 GRANTED

SOU EXTENSION 1 FILED

Feb 12, 2001

SOU EXTENSION 1 FILED

NOA MAILED - SOU REQUIRED FROM APPLICANT

Aug 29, 2000

NOA MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Jun 06, 2000

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

May 05, 2000

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 21, 2000

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINER'S AMENDMENT MAILED

Feb 24, 2000

EXAMINER'S AMENDMENT MAILED

FINAL REFUSAL MAILED

Jan 12, 2000

FINAL REFUSAL MAILED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Oct 05, 1999

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Apr 15, 1999

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Mar 17, 1999

ASSIGNED TO EXAMINER

Other Marks by XENCOR, INC.

Additional USPTO filings from the same owner.

PRO

PROTEINS BY DESIGN

77523919

Xencor, Inc.

REGISTERED

ANT

ANTIBODIES BY DESIGN

88049386

Xencor, Inc.

REGISTERED

XEN

XENCOR

75551320

XENCOR, INC.

REGISTERED

XMA

XMAB

78300887

XENCOR, INC.

REGISTERED

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

Recently filed and registered marks in the same international class.

XEN

XENCOR

98020972

Xencor, Inc.

PENDING

XEN

XENCOR

99885703

Xencor, Inc.

PENDING

Other Marks by Gabrielle A. Holley

Additional USPTO filings handled by the same attorney of record.

JIL

JILLE LITERACY

79254190

REGISTERED

GEC

GECKO

79426231

REGISTERED

LOG

LogoMark

99557502

REGISTERED

WIN

WINES OF SOUTH AFRICA THERE'S SUNSHINE INSIDE

99325750

REGISTERED

XENCOR

Run a conflict check

Other Marks by XENCOR, INC.

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

Other Marks by Gabrielle A. Holley

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company