Who owns the FORTRESS trademark?

The FORTRESS trademark is owned by XYGENYX INC..

What class is the FORTRESS trademark registered in?

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

What is the serial number for FORTRESS?

The USPTO serial number for FORTRESS is 88877567.

What is the registration number for FORTRESS?

FORTRESS is registered under USPTO registration number 6147584.

Sealvo

Home Search: FORTRESSFORTRESS #88877567

Back

Updated Sep 29, 2026·9 searches this week

View on USPTO TSDR Find similar marks

FOR

USPTO Trademark Record

REGISTERED

FORTRESS

SN 88877567·Reg 6147584·Filed Apr 18, 2020

Owner XYGENYX 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.

FORTRESS (Serial No. 88877567), Registration No. 6147584, is a registered US trademark filed on Apr 18, 2020 by XYGENYX INC.. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations).

Section 8/9 declaration window: September 09, 2030

Conflict Analysis

Full conflict analysis for FORTRESS (SN 88877567) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

FORTRESS (Reg. #6147584) is a registered US trademark that has been protecting its owner, XYGENYX INC., since 2020. 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

Apr 18, 2020

SERIAL

88877567

REG#

6147584

REGISTERED

Sep 08, 2020

Filing Information

StatusREGISTERED

Filing DateApr 18, 2020

Serial Number88877567

Registration No.6147584

Registration DateSep 08, 2020

Status DateJan 10, 2026

Published for OppositionJun 23, 2020

Filing Basis & Declarations

Standard Characters ClaimedFiled 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: Nov 30, 2000

First use in commerce: Nov 30, 2000

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

18 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jan 10, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Jan 10, 2026

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

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

Jan 10, 2026

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

TEAS SECTION 8 & 15 RECEIVED

Oct 06, 2025

TEAS SECTION 8 & 15 RECEIVED

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

Sep 08, 2025

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jun 17, 2021

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Jun 17, 2021

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 17, 2021

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 17, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jun 17, 2021

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

REGISTERED-PRINCIPAL REGISTER

Sep 08, 2020

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jun 23, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 23, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 03, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

May 15, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

May 11, 2020

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 28, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Apr 22, 2020

NEW APPLICATION ENTERED

Other Marks by XYGENYX INC.

Additional USPTO filings from the same owner.

UNT

UNTYPICAL

90648578

Xygenyx Inc.

REGISTERED

SOM

SOMADERM

87756780

XYGENYX INC.

REGISTERED

SOM

SOMADERM

87747310

XYGENYX INC.

REGISTERED

SOM

SOMANIGHT

97558690

Xygenyx Inc

REGISTERED

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

Recently filed and registered marks in the same international class.

FOR

FORTRESS

87717291

Globus Medical, Inc.

REGISTERED

FOR

FORTRESS

73600811

AMVAC CHEMICAL CORPORATION

REGISTERED

FOR

FORTRESS

74184439

ZOETIS LLC

ABANDONED

FOR

FORTRESS

74615525

Chameleon Dental Products, Inc.

ABANDONED

Other Marks by Vanessa Pierce

Additional USPTO filings handled by the same attorney of record.

BUR

BURNALL

86923088

REGISTERED

UPL

UPLIFT COMMUNITY ALLIANCE

99058314

REGISTERED

UPL

UPLIFT THRIFT

99058326

REGISTERED

ANT

ANTI-AGING DECODED

87869454

REGISTERED

FORTRESS

Run a conflict check

Other Marks by XYGENYX INC.

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

Other Marks by Vanessa Pierce

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company