IP Library Assignment 008229/0759
Patent Assignment
Reel/Frame 008229/0759

Assignment of Assignor's Interest

Recorded: 1996-11-19 Pages: 5
Assignors
OXCAYIR, YURDAGUL F.
Executed: 1996-07-31
GOETZ, GERTRUD
Executed: 1996-08-01
BIKSON, BENJAMIN
Executed: 1996-08-05
Assignee
PRAXAIR TECHNOLOGY, INC.
39 OLD RIDGEBURY ROAD, DANBURY, CONNECTICUT, 06810
Covered Property (1)
Novel Sulfonated Polyimide Gas Separation Membranes
Patent: 5,725,633 →
Application: 08/656,953 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →