Who owns the LONGGUE trademark?

The LONGGUE trademark is owned by Longhong Chen.

What class is the LONGGUE trademark registered in?

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

What is the serial number for LONGGUE?

The USPTO serial number for LONGGUE is 99233627.

What is the registration number for LONGGUE?

LONGGUE is registered under USPTO registration number 8110049.

LON

USPTO Trademark Record

REGISTERED

LONGGUE

SN 99233627·Reg 8110049·Filed Jun 13, 2025

Owner Longhong Chen

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.

LONGGUE (Serial No. 99233627), Registration No. 8110049, is a registered US trademark filed on Jun 13, 2025 by Longhong Chen. This trademark covers Class 009 (Electronics, software & scientific instruments).

early section 8: January 20, 2032

Mark Intelligence

LONGGUE (Reg. #8110049) is a registered US trademark that has been protecting its owner, Longhong Chen, 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

Jun 13, 2025

SERIAL

99233627

REG#

8110049

REGISTERED

Jan 20, 2026

Owner

Applicant

Longhong Chen

Entity

Individual

Address

No. 1, Lancuoweinei, Hemei Village, Dongli Town, Chenghai District, Shantou, Guangdong, 515000

Country

Attorney

NameTimothy Michael Nitsch

Law firm

Timothy Michael Nitsch KCO Legal, Inc

Docket

GJMC

Address

43 E. Jefferson Street, Suite 201, Naperville, IL 60540, United States

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Filing Information

StatusREGISTERED

Filing DateJun 13, 2025

Serial Number99233627

Registration No.8110049

Registration DateJan 20, 2026

Status DateJan 20, 2026

Published for OppositionDec 02, 2025

Mark TypeStandard characters

Attorney DocketGJMC

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: May 26, 2025

First use in commerce: May 26, 2025

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

Status History

10 events

REGISTERED-PRINCIPAL REGISTER

Jan 20, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jan 20, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Dec 02, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Dec 02, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Nov 26, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 04, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Nov 03, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 14, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jun 13, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Jun 13, 2025

APPLICATION FILING RECEIPT MAILED

LONGGUE

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