Who owns the QUARTET DYNPEQ trademark?

The QUARTET DYNPEQ trademark is owned by Wholegrain Digital Systems, LLC.

What class is the QUARTET DYNPEQ trademark registered in?

The QUARTET DYNPEQ trademark is registered in Class 009 (Electronics, software & scientific instruments).

What is the serial number for QUARTET DYNPEQ?

The USPTO serial number for QUARTET DYNPEQ is 99272359.

What is the registration number for QUARTET DYNPEQ?

QUARTET DYNPEQ is registered under USPTO registration number 8398090.

QUA

USPTO Trademark Record

REGISTERED

QUARTET DYNPEQ

SN 99272359·Reg 8398090·Filed Jul 08, 2025

Owner Wholegrain Digital Systems, LLC

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.

QUARTET DYNPEQ (Serial No. 99272359), Registration No. 8398090, is a registered US trademark filed on Jul 08, 2025 by Wholegrain Digital Systems, LLC. This trademark covers Class 009 (Electronics, software & scientific instruments).

early section 8: August 18, 2032

Mark Intelligence

QUARTET DYNPEQ (Reg. #8398090) is a registered US trademark that has been protecting its owner, Wholegrain Digital Systems, LLC, since 2025. 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

Jul 08, 2025

SERIAL

99272359

REG#

8398090

REGISTERED

Aug 18, 2026

Owner

Applicant

Wholegrain Digital Systems, LLC

Entity

LLC

State

Address

2201 Pearl Street, #311, Boulder, CO, 80302

Country

Attorney

NameRachel Stilwell

Law firm

Rachel Stilwell Law Offices of Rachel Stilwell

Address

26565 Agoura Road, Suite 200, Calabasas, CA 91302, United States

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Filing Information

StatusREGISTERED

Filing DateJul 08, 2025

Serial Number99272359

Registration No.8398090

Registration DateAug 18, 2026

Status DateAug 18, 2026

Published for OppositionJun 30, 2026

Mark TypeStandard characters

Status DescriptionLive and registered

Filing Signals

FILED

2025

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: Aug 20, 2007

First use in commerce: Aug 20, 2007

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

Status History

21 events

REGISTERED-PRINCIPAL REGISTER

Aug 18, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Aug 18, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Jun 30, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 30, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 24, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 02, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINERS AMENDMENT -WRITTEN

Jun 01, 2026

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Jun 01, 2026

EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jun 01, 2026

EXAMINER'S AMENDMENT ENTERED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Jun 01, 2026

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

ASSIGNED TO EXAMINER

May 19, 2026

ASSIGNED TO EXAMINER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 18, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 18, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 18, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

NON-FINAL ACTION WRITTEN

Dec 30, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Dec 30, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Dec 30, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Nov 25, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Nov 12, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jul 08, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Jul 08, 2025

APPLICATION FILING RECEIPT MAILED

QUARTET DYNPEQ

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