Who owns the QUESGEN trademark?

The QUESGEN trademark is owned by QuesGen Systems, Inc..

What class is the QUESGEN trademark registered in?

The QUESGEN trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for QUESGEN?

The USPTO serial number for QUESGEN is 99521323.

What is the registration number for QUESGEN?

QUESGEN is registered under USPTO registration number 8341975.

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Home Search: QUESGENQUESGEN #99521323

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Updated Sep 28, 2026·39 searches this week

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QUE

USPTO Trademark Record

REGISTERED

QUESGEN

SN 99521323·Reg 8341975·Filed Nov 29, 2025

Owner QuesGen Systems, Inc.

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.

QUESGEN (Serial No. 99521323), Registration No. 8341975, is a registered US trademark filed on Nov 29, 2025 by QuesGen Systems, Inc.. This trademark covers Class 042 (Scientific, technology & SaaS services).

early section 8: July 14, 2032

Conflict Analysis

Full conflict analysis for QUESGEN (SN 99521323) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

QUESGEN (Reg. #8341975) is a registered US trademark that has been protecting its owner, QuesGen Systems, Inc., since 2025. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Nov 29, 2025

SERIAL

99521323

REG#

8341975

REGISTERED

Jul 14, 2026

Filing Information

StatusREGISTERED

Filing DateNov 29, 2025

Serial Number99521323

Registration No.8341975

Registration DateJul 14, 2026

Status DateJul 14, 2026

Published for OppositionMay 26, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Apr 01, 2006

First use in commerce: Apr 01, 2006

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

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Status History

16 events

REGISTERED-PRINCIPAL REGISTER

Jul 14, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jul 14, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

May 26, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 26, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

May 20, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 29, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NON-FINAL ACTION WRITTEN

Apr 02, 2026

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Apr 02, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Apr 02, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Apr 02, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 02, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Apr 02, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO EXAMINER

Apr 01, 2026

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 26, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Nov 29, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Nov 29, 2025

APPLICATION FILING RECEIPT MAILED

Other Marks by QuesGen Systems, Inc.

Additional USPTO filings from the same owner.

QUE

QUESGEN

78873915

QuesGen Systems, Inc.

REGISTERED

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