Who owns the Q-MARK trademark?

The Q-MARK trademark is owned by Mark Osterstock.

What class is the Q-MARK trademark registered in?

The Q-MARK trademark is registered in Class 009 (Electronics, software & scientific instruments).

What is the serial number for Q-MARK?

The USPTO serial number for Q-MARK is 99612336.

What is the registration number for Q-MARK?

Q-MARK is registered under USPTO registration number 8390070.

QMA

USPTO Trademark Record

REGISTERED

Q-MARK

SN 99612336·Reg 8390070·Filed Jan 23, 2026

Owner Mark Osterstock

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.

Q-MARK (Serial No. 99612336), Registration No. 8390070, is a registered US trademark filed on Jan 23, 2026 by Mark Osterstock. This trademark covers Class 009 (Electronics, software & scientific instruments).

early section 8: August 11, 2032

Mark Intelligence

Q-MARK (Reg. #8390070) is a registered US trademark that has been protecting its owner, Mark Osterstock, since 2026. The mark covers Class 009 (Electronics, software & scientific instruments). Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jan 23, 2026

SERIAL

99612336

REG#

8390070

REGISTERED

Aug 11, 2026

Owner

Applicant

Mark Osterstock

Entity

Individual

Address

15 Weldon Hts, Ladera Ranch, CA, 92694

Country

Attorney

NameSean R. Wilsusen

Law firm

Sean R. Wilsusen Shore IP Group

Docket

92002-1 TM

Address

780 Long Beach Blvd. , Long Beach , NY 11561, United States

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Filing Information

StatusREGISTERED

Filing DateJan 23, 2026

Serial Number99612336

Registration No.8390070

Registration DateAug 11, 2026

Status DateAug 11, 2026

Published for OppositionJun 23, 2026

Mark TypeStandard characters

Attorney Docket92002-1 TM

Status DescriptionLive and registered

Filing Signals

FILED

2026

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

US codes: 021, 023, 026, 036, 038

First use anywhere: Jun 29, 2019

First use in commerce: Jun 29, 2019

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

Status History

10 events

REGISTERED-PRINCIPAL REGISTER

Aug 11, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Aug 11, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Jun 23, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 23, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 17, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

May 26, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

May 21, 2026

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 14, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jan 23, 2026

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Jan 23, 2026

APPLICATION FILING RECEIPT MAILED

Q-MARK

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Other Marks by Mark Osterstock

Other Marks in Class 009 — Electronics, software & scientific instruments

Other Marks by Sean R. Wilsusen

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