Patent Assignment
Reel/Frame 058424/0994
Assignment of Assignor's Interest
Recorded: 2021-12-18
Pages: 6
Assignors
GUERIF, PIERRE-PHILIPPE
Executed: 2021-09-17
FOLLACA, VINCENT
Executed: 2021-09-23
GUILLARD, ALAIN
Executed: 2021-09-13
TAZI, YOUSSEF
Executed: 2021-09-22
Assignee
L'AIR LIQUIDE, SOCIÉTÉ ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCÉDÉS GEORGES CLAUDE
75 QUAI D'ORSAY, PARIS, F-75007, FRANCE
Covered Property
(1)
Method and System for Purification of Helium Using Cryogenic, Membrane, and Adsorption Techniques
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 18, 2021
From: TERRIEN, PAUL
To: AIR LIQUIDE ADVANCED TECHNOLOGIES U.S. LLC
Reel/Frame 058424/0990 →
Assignment of Assignor's Interest
Jul 3, 2026
From: AIR LIQUIDE ADVANCED TECHNOLOGIES U.S. LLC
To: L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
Reel/Frame 076064/0658 →