INTR
TOTAL INVALIDATION OF REG EXT PROTECTION CREATED
05/26/2026
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Official data from USPTO
LIQUEFIN
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Active USPTO registrationType: WordOffice: United States
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
44
Latest update
05/27/2026
Trademark type
Word
Nice classes
7, 11
Filing date
12/15/2017
Registration date
03/12/2019
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
09/26/2025
Last transaction
05/27/2026
Responsible office
United States Patent and Trademark Office
Status code
709
Official register
Principal Register
Drawing code
4
Owner type
33
Owner location
FR
Examiner
VERHOSEK, WILLIAM T
Law office
M50
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
Representatives
Jonathan M. Rixen Dennemeyer & Associates, LLC
Technical classification
Nice Classes
Class 7Class 11
Vienna Codes
No Vienna codes available.
Goods and services
Class 7
Compressors for gas compression; valves as machine components; regulators being parts of machines; expansion turbines for internal system refrigeration and not for land vehicles; separators of fluid created from refrigerated natural gas; machines and mechanical equipment dedicated to gaspetroleum chemical or petrochemical industry installationsheat exchangerscompressors for gas compressionexpansion turbines not for land vehiclesgas and liquid separatorslocal and centralized control systems in the nature of hydraulic controls; chemical product production apparatusdevices and installationsblender machines for industrial and commercial applicationsvacuum distillation equipment
Class 11
Installations and apparatus for fluid liquefaction and separationfluid separation apparatus for separation of gas from liquid in a chemical or oil refinery and evaporationfluid evaporators for chemical processing and components thereofpressure relief devices sold as a component of fluid separation apparatus for separation of gas from liquid in a chemical or oil refinery; gas condensersother than parts of machines; gas separation equipmentgas recycling system comprised primarily of pressure swing adsorption equipment for the recoverypurification and return of gases in industrial applications; gas purification installations and equipment; heat exchangers for natural gas or hydrocarbon gasnot being part of machines; apparatusinstallations and equipment for the treatment and liquefaction of hydrocarbon gas and natural gasionization apparatus for the treatment of hydrocarbon gas and natural gas for industrial or commercial use; gas production apparatusdevices and installationsgas generating furnaces for industrial purposes
Publications
History of USPTO decisions and trademark events.
44 publications found
C71T
CANCELLED SECTION 71
09/26/2025
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
03/05/2025
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/05/2025
EWOR
TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED
03/05/2025
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
03/05/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
03/05/2025
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
08/20/2024
ECDR
TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
08/20/2024
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
08/20/2024
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
08/20/2024
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
08/20/2024
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
08/20/2024
REM3
COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED
03/12/2024
FINO
FINAL DECISION TRANSACTION PROCESSED BY IB
09/13/2019
XXSS
GENERIC MADRID TRANSACTION SENT TO IB
07/08/2019
XXCR
GENERIC MADRID TRANSACTION CREATED
07/08/2019
FICR
FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB
06/12/2019
R.PR
REGISTERED-PRINCIPAL REGISTER
03/12/2019
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
12/25/2018
PUBO
PUBLISHED FOR OPPOSITION
12/25/2018
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
12/05/2018
PBCR
WITHDRAWN FROM PUB - OG REVIEW QUERY
11/06/2018
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
10/24/2018
XAEC
EXAMINER'S AMENDMENT ENTERED
10/24/2018
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
10/24/2018
GNEA
EXAMINERS AMENDMENT E-MAILED
10/24/2018
CNEA
EXAMINERS AMENDMENT -WRITTEN
10/24/2018
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
10/16/2018
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
10/16/2018
ALIE
ASSIGNED TO LIE
10/15/2018
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
10/02/2018
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
07/24/2018
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
07/24/2018
RFNT
REFUSAL PROCESSED BY IB
04/20/2018
RFCS
NON-FINAL ACTION MAILED - REFUSAL SENT TO IB
04/02/2018
RFRR
REFUSAL PROCESSED BY MPU
04/02/2018
RFCR
NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW
03/28/2018
CNRT
NON-FINAL ACTION WRITTEN
03/27/2018
DOCK
ASSIGNED TO EXAMINER
03/26/2018
MAFR
APPLICATION FILING RECEIPT MAILED
03/17/2018
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
03/13/2018
LIMI
LIMITATION FROM ORIGINAL APPLICATION ENTERED
03/12/2018
REPR
SN ASSIGNED FOR SECT 66A APPL FROM IB
03/08/2018
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