Who owns the LIQUI-CHEM trademark?

The LIQUI-CHEM trademark is owned by LIQUI-CHEM, LLC.

What class is the LIQUI-CHEM trademark registered in?

The LIQUI-CHEM trademark is registered in Class 037 (Construction, installation & repair services).

What is the serial number for LIQUI-CHEM?

The USPTO serial number for LIQUI-CHEM is 73502115.

What is the registration number for LIQUI-CHEM?

LIQUI-CHEM is registered under USPTO registration number 1368156.

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Home Search: LIQUI-CHEMLIQUI-CHEM #73502115

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LIQ

USPTO Trademark Record

REGISTERED

LIQUI-CHEM

SN 73502115·Reg 1368156·Filed Oct 03, 1984

Owner LIQUI-CHEM, LLC

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

LIQUI-CHEM (Serial No. 73502115), Registration No. 1368156, is a registered US trademark filed on Oct 03, 1984 by LIQUI-CHEM, LLC. This trademark covers Class 037 (Construction, installation & repair services).

Section 8/9 declaration window: October 29, 2035

Conflict Analysis

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Mark Intelligence

LIQUI-CHEM (Reg. #1368156) is a registered US trademark that has been protecting its owner, LIQUI-CHEM, LLC, since 1984. The mark covers Class 037 (Construction, installation & repair services). Goods and services include Construction services; installation and repair services; mining extraction, oil and gas drilling.. The mark faced 1 opposition proceeding during prosecution.

FILED

Oct 03, 1984

SERIAL

73502115

REG#

1368156

REGISTERED

Oct 29, 1985

Filing Information

StatusREGISTERED

Filing DateOct 03, 1984

Serial Number73502115

Registration No.1368156

Registration DateOct 29, 1985

Status DateMar 10, 2025

Published for OppositionAug 20, 1985

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: 103

First use anywhere: May 31, 1981

First use in commerce: May 31, 1981

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

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

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Status History

33 events

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Oct 08, 2025

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 10, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Mar 10, 2025

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

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Mar 10, 2025

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

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

Mar 10, 2025

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

TEAS SECTION 8 & 9 RECEIVED

Nov 04, 2024

TEAS SECTION 8 & 9 RECEIVED

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

Jun 23, 2015

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 23, 2015

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Jun 23, 2015

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - MAILED

Jun 23, 2015

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - MAILED

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

Jun 02, 2015

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

PAPER RECEIVED

Jun 02, 2015

PAPER RECEIVED

ASSIGNED TO PARALEGAL

Jun 17, 2005

ASSIGNED TO PARALEGAL

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

Jun 17, 2005

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jun 17, 2005

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

PAPER RECEIVED

Apr 19, 2005

PAPER RECEIVED

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

Apr 19, 2005

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Apr 11, 2005

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Feb 05, 1991

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

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

Nov 13, 1990

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

CORRECTION UNDER SECTION 7 - PROCESSED

Feb 19, 1987

CORRECTION UNDER SECTION 7 - PROCESSED

SEC 7 REQUEST FILED

Nov 17, 1986

SEC 7 REQUEST FILED

REGISTERED-PRINCIPAL REGISTER

Oct 29, 1985

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Aug 20, 1985

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Jul 21, 1985

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 07, 1985

APPROVED FOR PUB - PRINCIPAL REGISTER

CORRESPONDENCE RECEIVED IN LAW OFFICE

May 25, 1985

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 26, 1985

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Apr 01, 1985

NON-FINAL ACTION MAILED

EXAMINERS AMENDMENT MAILED

Mar 26, 1985

EXAMINERS AMENDMENT MAILED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 19, 1985

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Jan 10, 1985

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Jan 02, 1985

ASSIGNED TO EXAMINER

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