What class is the AIR LIQUIDE trademark registered in?

The AIR LIQUIDE trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for AIR LIQUIDE?

The USPTO serial number for AIR LIQUIDE is 75364164.

What is the registration number for AIR LIQUIDE?

AIR LIQUIDE is registered under USPTO registration number 2431952.

AIR

USPTO Trademark Record

REGISTERED

AIR LIQUIDE

Q: Who owns the AIR LIQUIDE trademark?

The AIR LIQUIDE trademark is owned by L'AIR LIQUIDE, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude.

SN 75364164·Reg 2431952·Filed Sep 29, 1997

Owner L'AIR LIQUIDE, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude

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.

AIR LIQUIDE (Serial No. 75364164), Registration No. 2431952, is a registered US trademark filed on Sep 29, 1997 by L'AIR LIQUIDE, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude. This trademark covers Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: February 27, 2031

Mark Intelligence

AIR LIQUIDE (Reg. #2431952) is a registered US trademark that has been protecting its owner, L'AIR LIQUIDE, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude, since 1997. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 29, 1997

SERIAL

75364164

REG#

2431952

REGISTERED

Feb 27, 2001

Owner

Applicant

L'AIR LIQUIDE, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude

Entity

Corporation

Address

75 QUAI D'ORSAY, PARIS, 75007

Country

Attorney

NameJonathan M. Rixen

Law firm

Jonathan M. Rixen Dennemeyer & Associates, LLC

Address

230 W. Monroe St., Suite 2100, Chicago, IL 60606, United States

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusREGISTERED

Filing DateSep 29, 1997

Serial Number75364164

Registration No.2431952

Registration DateFeb 27, 2001

Status DateJun 01, 2021

Published for OppositionJul 06, 1999

Next RenewalFebruary 27, 2031

Mark TypeTypeset (words/letters/numbers)

Status DescriptionLive and registered, renewed

Filing Signals

FILED

1997

YEARS AGO

29y

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

Search 15M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: May 31, 1997

First use in commerce: May 31, 1997

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

Status History

45 events

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

Mar 05, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 05, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED

Mar 05, 2025

TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 05, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Mar 05, 2025

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Aug 20, 2024

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Aug 20, 2024

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Aug 20, 2024

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Aug 20, 2024

TEAS CHANGE OF OWNER ADDRESS RECEIVED

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Aug 20, 2024

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 20, 2024

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Jun 01, 2021

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Jun 01, 2021

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 01, 2021

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Jun 01, 2021

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

TEAS SECTION 8 & 9 RECEIVED

Feb 24, 2021

TEAS SECTION 8 & 9 RECEIVED

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

Feb 27, 2020

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

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

Dec 05, 2013

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 05, 2013

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

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

Mar 03, 2011

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Mar 03, 2011

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

TEAS SECTION 8 & 9 RECEIVED

Feb 18, 2011

TEAS SECTION 8 & 9 RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Aug 07, 2007

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

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

Aug 07, 2007

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

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

Apr 02, 2007

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

ASSIGNED TO PARALEGAL

Mar 27, 2007

ASSIGNED TO PARALEGAL

PAPER RECEIVED

Feb 27, 2007

PAPER RECEIVED

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

Feb 27, 2007

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

CASE FILE IN TICRS

Nov 29, 2006

CASE FILE IN TICRS

REGISTERED-PRINCIPAL REGISTER

Feb 27, 2001

REGISTERED-PRINCIPAL REGISTER

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Oct 31, 2000

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

NON-FINAL ACTION MAILED

Oct 26, 2000

NON-FINAL ACTION MAILED

STATEMENT OF USE PROCESSING COMPLETE

Oct 15, 2000

STATEMENT OF USE PROCESSING COMPLETE

ASSIGNED TO EXAMINER

Oct 12, 2000

ASSIGNED TO EXAMINER

USE AMENDMENT FILED

Jul 31, 2000

USE AMENDMENT FILED

SOU EXTENSION 1 GRANTED

Jun 02, 2000

SOU EXTENSION 1 GRANTED

SOU EXTENSION 1 FILED

Mar 22, 2000

SOU EXTENSION 1 FILED

NOA MAILED - SOU REQUIRED FROM APPLICANT

Sep 28, 1999

NOA MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Jul 06, 1999

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Jun 04, 1999

NOTICE OF PUBLICATION

ASSIGNED TO EXAMINER

Mar 05, 1999

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Jan 29, 1999

APPROVED FOR PUB - PRINCIPAL REGISTER

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 16, 1998

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Jul 02, 1998

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Jun 23, 1998

ASSIGNED TO EXAMINER

AIR LIQUIDE

Get pre-filing clearance

Search 15M+ trademarks

Run a conflict check

Other Marks by L'AIR LIQUIDE, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude

Other Marks in Class 042 — Scientific, technology & SaaS services

Other Marks by Jonathan M. Rixen

Resources

Company