Who owns the H trademark?

The H trademark is owned by Helion Energy, Inc..

What class is the H trademark registered in?

The H trademark is registered in Class 040 (Treatment & processing of materials).

What is the serial number for H?

The USPTO serial number for H is 90808903.

What is the registration number for H?

H is registered under USPTO registration number 6788624.

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Home Search: HH #90808903

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Updated Sep 25, 2026·21 searches this week

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USPTO Trademark Record

REGISTERED

H

SN 90808903·Reg 6788624·Filed Jul 02, 2021

Owner Helion Energy, Inc.

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

H (Serial No. 90808903), Registration No. 6788624, is a registered US trademark filed on Jul 02, 2021 by Helion Energy, Inc.. This trademark covers Class 040 (Treatment & processing of materials).

early section 8: July 12, 2028

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Mark Intelligence

H (Reg. #6788624) is a registered US trademark that has been protecting its owner, Helion Energy, Inc., since 2021. The mark covers Class 040 (Treatment & processing of materials). Goods and services include Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food a.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 02, 2021

SERIAL

90808903

REG#

6788624

REGISTERED

Jul 12, 2022

Filing Information

StatusREGISTERED

Filing DateJul 02, 2021

Serial Number90808903

Registration No.6788624

Registration DateJul 12, 2022

Status DateJul 12, 2022

Published for OppositionApr 26, 2022

Filing Basis & Declarations

Filed as Use ApplicationUse Application Currently

International Filings

Madrid Protocol1 filings

This mark has 1 Madrid Protocol filing on record with the USPTO.

1811129

480Jun 21, 2024

Source: USPTO Madrid International Filing Requests

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 040Treatment & processing of materials

US codes: 100, 103, 106

First use anywhere: Jun 22, 2021

First use in commerce: Jun 22, 2021

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

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

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Status History

20 events

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Apr 16, 2026

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Apr 16, 2026

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Apr 16, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 16, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 16, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jan 27, 2026

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jan 27, 2026

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Jan 27, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 27, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 27, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

Jul 12, 2022

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jul 12, 2022

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Apr 26, 2022

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 26, 2022

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 06, 2022

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 24, 2022

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Mar 23, 2022

ASSIGNED TO EXAMINER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Sep 16, 2021

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 15, 2021

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jul 06, 2021

NEW APPLICATION ENTERED

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