Who owns the MAINLINE trademark?

The MAINLINE trademark is owned by HAJOCA CORPORATION.

What class is the MAINLINE trademark registered in?

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

What is the serial number for MAINLINE?

The USPTO serial number for MAINLINE is 78418278.

What is the registration number for MAINLINE?

MAINLINE is registered under USPTO registration number 3044819.

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MAI

USPTO Trademark Record

REGISTERED

MAINLINE

SN 78418278·Reg 3044819·Filed May 13, 2004

Owner HAJOCA CORPORATION

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

MAINLINE (Serial No. 78418278), Registration No. 3044819, is a registered US trademark filed on May 13, 2004 by HAJOCA CORPORATION. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

Section 8/9 declaration window: January 17, 2036

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Mark Intelligence

MAINLINE (Reg. #3044819) is a registered US trademark that has been protecting its owner, HAJOCA CORPORATION, since 2004. 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

May 13, 2004

SERIAL

78418278

REG#

3044819

REGISTERED

Jan 17, 2006

Filing Information

StatusREGISTERED

Filing DateMay 13, 2004

Serial Number78418278

Registration No.3044819

Registration DateJan 17, 2006

Status DateMar 20, 2026

Published for OppositionOct 25, 2005

Filing Basis & Declarations

Standard Characters ClaimedSection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 011Lighting, heating, cooling & sanitary apparatus

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

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

47 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 20, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Mar 20, 2026

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Mar 20, 2026

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Mar 20, 2026

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

TEAS SECTION 8 & 9 RECEIVED

Jan 06, 2026

TEAS SECTION 8 & 9 RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Nov 26, 2025

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Nov 26, 2025

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Nov 26, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Nov 26, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED

Nov 26, 2025

TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 26, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Jan 17, 2025

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

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

Nov 18, 2019

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Nov 18, 2019

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 08, 2016

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 08, 2016

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Jun 29, 2016

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 29, 2016

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 17, 2016

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Mar 17, 2016

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Mar 17, 2016

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Mar 17, 2016

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

TEAS SECTION 8 & 9 RECEIVED

Jan 08, 2016

TEAS SECTION 8 & 9 RECEIVED

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

Jun 29, 2015

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 29, 2015

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 01, 2012

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Feb 01, 2012

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

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - MAILED

Feb 01, 2012

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - MAILED

TEAS SECTION 8 & 15 RECEIVED

Dec 12, 2011

TEAS SECTION 8 & 15 RECEIVED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jun 25, 2008

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

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

Jun 23, 2008

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 23, 2008

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

REGISTERED-PRINCIPAL REGISTER

Jan 17, 2006

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Oct 25, 2005

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Oct 05, 2005

NOTICE OF PUBLICATION

LAW OFFICE PUBLICATION REVIEW COMPLETED

Aug 24, 2005

LAW OFFICE PUBLICATION REVIEW COMPLETED

ASSIGNED TO LIE

Aug 19, 2005

ASSIGNED TO LIE

EXAMINERS AMENDMENT -WRITTEN

Aug 16, 2005

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Aug 16, 2005

EXAMINERS AMENDMENT E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 16, 2005

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Jul 08, 2005

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jun 20, 2005

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 20, 2005

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION WRITTEN

Dec 21, 2004

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Dec 21, 2004

NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Dec 12, 2004

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

May 21, 2004

NEW APPLICATION ENTERED

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