Patent Assignment
Reel/Frame 016814/0157
Assignment of Assignor's Interest
Recorded: 2005-09-19
Pages: 3
Assignor
CELANESE VENTURES GMBH
Executed: 2005-09-05
Assignee
PEMEAS GMBH
INDUSTRIEPARK HOCHST, G 86 4, FRANKFURT, D-65926, GERMANY
Covered Property
(1)
Polymer Composition, Membrane Containing Said Composition, Method for the Production and Uses Thereof
Patent:
6,632,847 →
Application:
09/831,338 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 22, 2001
From: SOCZKA-GUTH, THOMAS DR.; FRANK, GEORGE DR.; BAURMEISTER, JOCHEN DR.; PAWLIK, JURGEN DR.
To: CELANESE VENTURES GMBH
Reel/Frame 012764/0979 →
Assignment of Assignor's Interest
Nov 14, 2005
From: HOECHST AG
To: AVENTIS PHARMA DEUTSCHLAND
Reel/Frame 017223/0694 →
Assignment of Assignor's Interest
Nov 14, 2005
From: CLEANESE VENTURES GMBH
To: PEMEAS GMBH
Reel/Frame 017230/0181 →
Assignment of Assignor's Interest
Nov 19, 2005
From: CELANESE VENTURES GMBH
To: PEMEAS GMBH
Reel/Frame 017325/0323 →