Who owns the GKO trademark?

The GKO trademark is owned by George Ko.

What class is the GKO trademark registered in?

The GKO trademark is registered in Class 041 (Education & entertainment services).

What is the serial number for GKO?

The USPTO serial number for GKO is 99553801.

What is the registration number for GKO?

GKO is registered under USPTO registration number 8342582.

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GKO

USPTO Trademark Record

REGISTERED

GKO

SN 99553801·Reg 8342582·Filed Dec 18, 2025

Owner George Ko

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

GKO (Serial No. 99553801), Registration No. 8342582, is a registered US trademark filed on Dec 18, 2025 by George Ko. This trademark covers Class 041 (Education & entertainment services).

early section 8: July 14, 2032

Mark Intelligence

GKO (Reg. #8342582) is a registered US trademark that has been protecting its owner, George Ko, since 2025. The mark covers Class 041 (Education & entertainment services). Goods and services include Education; providing of training; entertainment; sporting and cultural activities.. The mark faced 1 opposition proceeding during prosecution.

FILED

Dec 18, 2025

SERIAL

99553801

REG#

8342582

REGISTERED

Jul 14, 2026

Filing Information

StatusREGISTERED

Filing DateDec 18, 2025

Serial Number99553801

Registration No.8342582

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 041Education & entertainment services

US codes: 100, 101, 107

First use anywhere: Jan 01, 2024

First use in commerce: Jan 01, 2024

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

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

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Status History

10 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 27, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Apr 21, 2026

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 04, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Dec 18, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Dec 18, 2025

APPLICATION FILING RECEIPT MAILED

Other Marks by George Ko

Additional USPTO filings from the same owner.

MAI

MAISON GKO

99554293

George Ko

REGISTERED

LOG

LogoMark

99554292

George Ko

PENDING

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MAI

MAISON GKO

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GKO

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