Who owns the HHOHHC trademark?

The HHOHHC trademark is owned by Ouyang Yan.

What class is the HHOHHC trademark registered in?

The HHOHHC trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for HHOHHC?

The USPTO serial number for HHOHHC is 90147455.

What is the registration number for HHOHHC?

HHOHHC is registered under USPTO registration number 6295081.

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Updated Sep 20, 2026·8 searches this week

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HHO

USPTO Trademark Record

REGISTERED

HHOHHC

SN 90147455·Reg 6295081·Filed Aug 30, 2020

Owner Ouyang Yan

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

HHOHHC (Serial No. 90147455), Registration No. 6295081, is a registered US trademark filed on Aug 30, 2020 by Ouyang Yan. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

Renewal window: March 16, 2027176 days remaining

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Mark Intelligence

HHOHHC (Reg. #6295081) is a registered US trademark that has been protecting its owner, Ouyang Yan, since 2020. The mark covers Class 011 (Lighting, heating, cooling & sanitary apparatus). Goods and services include Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply.... The mark faced 1 opposition proceeding during prosecution.

FILED

Aug 30, 2020

SERIAL

90147455

REG#

6295081

REGISTERED

Mar 16, 2021

Filing Information

StatusREGISTERED

Filing DateAug 30, 2020

Serial Number90147455

Registration No.6295081

Registration DateMar 16, 2021

Status DateMar 16, 2021

Published for OppositionDec 29, 2020

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 011Lighting, heating, cooling & sanitary apparatus

US codes: 013, 021, 023, 031, 034

First use anywhere: Jul 21, 2020

First use in commerce: Jul 21, 2020

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

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

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Status History

15 events

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Mar 16, 2026

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

Jan 23, 2025

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

WITHDRAWAL OF ATTORNEY GRANTED

Jan 23, 2025

WITHDRAWAL OF ATTORNEY GRANTED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jan 14, 2025

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 14, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 14, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jan 14, 2025

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

REGISTERED-PRINCIPAL REGISTER

Mar 16, 2021

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Dec 29, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Dec 29, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Dec 09, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Nov 24, 2020

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 24, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Oct 03, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 02, 2020

NEW APPLICATION ENTERED

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