Patent Assignment
Reel/Frame 005228/0437
Assignment of Assignors Interest.
Recorded: 1990-01-16
Pages: 6
Assignors
KAWAKAMI, JAMES H.
Executed: 1989-09-26
BIKSON, BENJAMIN
Executed: 1989-10-12
GOTZ, GERTRUD
Executed: 1989-10-12
OZCAYIR, YURDAGUL
Executed: 1989-10-12
Assignee
UNION CARBIDE INDUSTRIAL GASES TECHNOLOGY CORPORATION, A CORP. OF DE
3 CHRISTINA CENTRE, SUITE 903, 201 N. WALNUT ST.,, WILMINGTON, DELAWARE, 19801
Covered Property
(1)
Sulfonated Hexafluoro Bis-a Polysulfone Membranes and Process for Fluid Separations
Patent:
4,971,695 →
Application:
07/429,614 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Effective on 06/12/1992
Dec 3, 1992
From: UNION CARBIDE INDUSTRIAL GASES TECHNOLOGY CORPORATION
To: PRAXAIR TECHNOLOGY, INC.
Reel/Frame 006337/0037 →
Assignment of Assignor's Interest
Jan 24, 2005
From: PRAXAIR TECHNOLOGY, INC.
To: L'AIR LIQUIDE, SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
Reel/Frame 015612/0963 →