Who owns the H trademark?

The H trademark is owned by Hart Engineering Corporation.

What is the serial number for H?

The USPTO serial number for H is 78640005.

What is the registration number for H?

H is registered under USPTO registration number 3119884.

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Updated Oct 7, 2026·20 searches this week

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USPTO Trademark Record

REGISTERED

H

Q: What class is the H trademark registered in?

The H trademark is registered in Class 037 (Construction, installation & repair services), Class 042 (Scientific, technology & SaaS services).

SN 78640005·Reg 3119884·Filed May 31, 2005

Owner Hart Engineering Corporation

Construction services; installation and repair services; mining extraction, oil and gas drilling.; Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

H (Serial No. 78640005), Registration No. 3119884, is a registered US trademark filed on May 31, 2005 by Hart Engineering Corporation. This trademark covers Class 037 (Construction, installation & repair services), Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: July 25, 2036

Mark Intelligence

H (Reg. #3119884) is a registered US trademark that has been protecting its owner, Hart Engineering Corporation, since 2005. The mark covers Class 037 (Construction, installation & repair services) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Construction services; installation and repair services; mining extraction, oil and gas drilling.; Scientific and techno.... The mark faced 1 opposition proceeding during prosecution.

FILED

May 31, 2005

SERIAL

78640005

REG#

3119884

REGISTERED

Jul 25, 2006

Filing Information

StatusREGISTERED

Filing DateMay 31, 2005

Serial Number78640005

Registration No.3119884

Registration DateJul 25, 2006

Status DateSep 04, 2026

Published for OppositionMay 02, 2006

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 037Construction, installation & repair services

US codes: 100, 103, 106

First use anywhere: May 17, 2004

First use in commerce: Jun 01, 2004

Construction services; installation and repair services; mining extraction, oil and gas drilling.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: May 17, 2004

First use in commerce: Jun 01, 2004

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

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

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Status History

31 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 04, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Sep 04, 2026

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Sep 04, 2026

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Sep 04, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

TEAS SECTION 8 & 9 RECEIVED

Jul 13, 2026

TEAS SECTION 8 & 9 RECEIVED

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Jul 25, 2025

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 05, 2015

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Sep 05, 2015

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Sep 05, 2015

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Sep 05, 2015

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 06, 2015

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS SECTION 8 & 9 RECEIVED

Aug 06, 2015

TEAS SECTION 8 & 9 RECEIVED

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Jul 25, 2015

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

May 12, 2012

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

May 12, 2012

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

May 12, 2012

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 30, 2012

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS SECTION 8 & 15 RECEIVED

Apr 30, 2012

TEAS SECTION 8 & 15 RECEIVED

REGISTERED-PRINCIPAL REGISTER

Jul 25, 2006

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

May 02, 2006

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Apr 12, 2006

NOTICE OF PUBLICATION

LAW OFFICE PUBLICATION REVIEW COMPLETED

Mar 14, 2006

LAW OFFICE PUBLICATION REVIEW COMPLETED

ASSIGNED TO LIE

Mar 10, 2006

ASSIGNED TO LIE

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 28, 2006

APPROVED FOR PUB - PRINCIPAL REGISTER

AMENDMENT FROM APPLICANT ENTERED

Feb 23, 2006

AMENDMENT FROM APPLICANT ENTERED

PAPER RECEIVED

Dec 29, 2005

PAPER RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 29, 2005

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION WRITTEN

Dec 22, 2005

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Dec 22, 2005

NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Dec 21, 2005

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

Jun 07, 2005

NEW APPLICATION ENTERED

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