Who owns the GU DUO DUO trademark?

The GU DUO DUO trademark is owned by CHIANG CHENG ENTERPRISE CO..

What class is the GU DUO DUO trademark registered in?

The GU DUO DUO trademark is registered in Class 006 (Common metals, their alloys & metal goods).

What is the serial number for GU DUO DUO?

The USPTO serial number for GU DUO DUO is 98615870.

What is the registration number for GU DUO DUO?

GU DUO DUO is registered under USPTO registration number 8451592.

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Home Search: GU DUO DUOGU DUO DUO #98615870

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Updated Oct 14, 2026·42 searches this week

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GUD

USPTO Trademark Record

REGISTERED

GU DUO DUO

SN 98615870·Reg 8451592·Filed Jun 24, 2024

Owner CHIANG CHENG ENTERPRISE CO.

Common metals and their alloys, ores; metal materials for building and construction; transportable buildings of metal; non-electric cables and wires of common metal; small items of metal hardware; metal containers for storage or transport; safes.

GU DUO DUO (Serial No. 98615870), Registration No. 8451592, is a registered US trademark filed on Jun 24, 2024 by CHIANG CHENG ENTERPRISE CO.. This trademark covers Class 006 (Common metals, their alloys & metal goods).

early section 8: September 22, 2032

Mark Intelligence

GU DUO DUO (Reg. #8451592) is a registered US trademark that has been protecting its owner, CHIANG CHENG ENTERPRISE CO., since 2024. The mark covers Class 006 (Common metals, their alloys & metal goods). Goods and services include Common metals and their alloys, ores; metal materials for building and construction; transportable buildings of metal; n.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jun 24, 2024

SERIAL

98615870

REG#

8451592

REGISTERED

Sep 22, 2026

Filing Information

StatusREGISTERED

Filing DateJun 24, 2024

Serial Number98615870

Registration No.8451592

Registration DateSep 22, 2026

Status DateSep 22, 2026

Published for OppositionFeb 17, 2026

Filing Basis & Declarations

Use Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 006Common metals, their alloys & metal goods

US codes: 002, 012, 013, 014, 023, 025, 050

First use anywhere: Jun 02, 2026

First use in commerce: Jun 02, 2026

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

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Status History

27 events

REGISTERED-PRINCIPAL REGISTER

Sep 22, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Sep 22, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Sep 01, 2026

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Sep 01, 2026

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

STATEMENT OF USE PROCESSING COMPLETE

Aug 04, 2026

STATEMENT OF USE PROCESSING COMPLETE

TEAS STATEMENT OF USE RECEIVED

Jun 05, 2026

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Jun 05, 2026

USE AMENDMENT FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Apr 14, 2026

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Feb 17, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 17, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 11, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jan 21, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION

Oct 17, 2025

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION

SUSPENSION LETTER WRITTEN

Apr 16, 2025

SUSPENSION LETTER WRITTEN

LETTER OF SUSPENSION E-MAILED

Apr 16, 2025

LETTER OF SUSPENSION E-MAILED

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

Apr 16, 2025

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

ASSIGNED TO EXAMINER

Mar 25, 2025

ASSIGNED TO EXAMINER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 20, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 20, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 20, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

NON-FINAL ACTION WRITTEN

Jan 28, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jan 28, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jan 28, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Jan 18, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 17, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NOTICE OF DESIGN SEARCH CODE E-MAILED

Jan 17, 2025

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION ENTERED

Jun 24, 2024

NEW APPLICATION ENTERED

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