IP Verse

Air Liquide patent opposition analysis

The comprehensive analysis of Air Liquide opposition landscape, with a particular emphasis on intellectual property (IP) dynamics.

Latest patent oppositions filed by Air Liquide

Stay updated with the latest patent oppositions filed by Air Liquide

Patent NumberTitleApplicantOpposition DateOpposition Company
EP4519206
Plant And Process For Producing Hydrogen With Improved Operation Of A Low Temperature Co2 Removal UnitTOPSOEFeb 13, 2026LAIR LIQUIDE
EP3804793
Device For Diffusing High Concentration No With Inhalation Therapy GasMALLINCKRODT HOSPITAL PRODUCTSFeb 2, 2026AIR LIQUIDE SANTE
EP4416445
Device And Method For Separating Carbon Dioxide Generated In Clinker ProductionTHYSSENKRUPP POLYSIUSNov 18, 2025LAIR LIQUIDE
EP4335534
Air Separation Method And PlantLINDEAug 5, 2025LAIR LIQUIDE
EP4021634
Plant And Process For Efficiently Producing A Structured Cross-Channel Packing ElementSULZER MANAGEMENTJun 18, 2025LAIR LIQUIDE
EP3961083
Tank SystemSAG GROUPMay 20, 2025L AIR LIQUIDE SOCIETE ANONYME POUR L ETUDE ET L EXPLOITATION DES PROCEDES GEORGES CLAUDE
EP3829749
Drying Compressed GasSAUDI ARABIAN OILFeb 10, 2025LAIR LIQUIDE
EP3983365
Process For Synthesising MethanolJOHNSON MATTHEY DAVYJan 22, 2025LAIR LIQUIDE
EP3375470
Apparatus And Method For Pumping FluidROCHEOct 24, 2024VITALAIRE
EP3802410
Method And Device For Carrying Out A Water-Gas Shift ReactorTHYSSENKRUPP INDUSTRIAL SOLUTIONSMay 15, 2024LAIR LIQUIDE

Top clients of Air Liquide

Top companies who are the clients of Air Liquide

CompanyTotal
LAIR LIQUIDE41
L AIR LIQUIDE SOCIETE ANONYME POUR L ETUDE ET L EXPLOITATION DES PROCEDES GEORGES CLAUDE10
LAIR LIQUIDE SOCIETE ANONYME POUR LETUDE ET LEXPLOITATION DES PROCEDES GEORGES CLAUDE7
AIR LIQUIDE SANTE1
VITALAIRE1