Who owns the OS trademark?

The OS trademark is owned by Open Security, Inc..

What is the serial number for OS?

The USPTO serial number for OS is 98812535.

What is the registration number for OS?

OS is registered under USPTO registration number 8113630.

Sealvo

Home Search: OSOS #98812535

Back

Updated Oct 30, 2026·18 searches this week

View on USPTO TSDR Find similar marks

USPTO Trademark Record

REGISTERED

OS

Q: What class is the OS trademark registered in?

The OS trademark is registered in Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services).

SN 98812535·Reg 8113630·Filed Oct 21, 2024

Owner Open Security, Inc.

Education; providing of training; entertainment; sporting and cultural activities.; 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.

OS (Serial No. 98812535), Registration No. 8113630, is a registered US trademark filed on Oct 21, 2024 by Open Security, Inc.. This trademark covers Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services).

early section 8: January 27, 2032

Mark Intelligence

OS (Reg. #8113630) is a registered US trademark that has been protecting its owner, Open Security, Inc., since 2024. The mark covers Class 041 (Education & entertainment services) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Education; providing of training; entertainment; sporting and cultural activities.; Scientific and technological service.... The mark faced 1 opposition proceeding during prosecution.

FILED

Oct 21, 2024

SERIAL

98812535

REG#

8113630

REGISTERED

Jan 27, 2026

Filing Information

StatusREGISTERED

Filing DateOct 21, 2024

Serial Number98812535

Registration No.8113630

Registration DateJan 27, 2026

Status DateJan 27, 2026

Published for OppositionDec 09, 2025

Filing Basis & Declarations

Filed as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 041Education & entertainment services

US codes: 100, 101, 107

First use anywhere: Sep 30, 2023

First use in commerce: Sep 30, 2023

Education; providing of training; entertainment; sporting and cultural activities.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Sep 30, 2023

First use in commerce: Sep 30, 2023

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.

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

16 events

REGISTERED-PRINCIPAL REGISTER

Jan 27, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jan 27, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Dec 09, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Dec 09, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Dec 03, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 10, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Aug 28, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 28, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Aug 28, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

NON-FINAL ACTION WRITTEN

Jun 02, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jun 02, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jun 02, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

May 22, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 21, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NOTICE OF DESIGN SEARCH CODE E-MAILED

May 21, 2025

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION ENTERED

Oct 21, 2024

NEW APPLICATION ENTERED

Other Marks by Open Security, Inc.

Additional USPTO filings from the same owner.

MOU

MOUSETRAP

97330305

Open Security, Inc.

REGISTERED

88182824

Open Security, Inc.

REGISTERED

OSO

OS OPEN SECURITY

88182828

Open Security, Inc.

ABANDONED

REM

REMEDIAID

97330309

Open Security, Inc.

ABANDONED

Other Marks in Class 041 — Education & entertainment services

Recently filed and registered marks in the same international class.

88509354

Ocean Surfari Charters, LLC

REGISTERED

97206504

Old Skewl Sports

REGISTERED

90598983

OS Studios Holdings, Inc.

REGISTERED

77096708

OREGON STATE UNIVERSITY

REGISTERED

Other Marks by Nick Guinn

Additional USPTO filings handled by the same attorney of record.

RUC

RUCKBUDDY

99432249

REGISTERED

PAY

PAYPROMPT

86512081

REGISTERED

AMF

A.M. FISHING

99352775

REGISTERED

SOB

SOBER SOCIETY SOCIAL

99419294

REGISTERED

OS

Run a conflict check

Other Marks by Open Security, Inc.

Other Marks in Class 041 — Education & entertainment services

Other Marks by Nick Guinn

Get pre-filing clearance

Search 14M+ trademarks

Industries

USPTO Deadlines

Compare

Resources

Company