IP Library Assignment 017074/0551
Patent Assignment
Reel/Frame 017074/0551

Assignment of Assignor's Interest

Recorded: 2005-11-29 Pages: 4
Assignors
CALUNDANN, GORDON
Executed: 2005-07-22
SANSONE, MICHAEL J.
Executed: 2005-07-22
UENSAL, OEMER
Executed: 2005-11-21
KIEFER, JOACHIM
Executed: 2005-11-01
Assignee
CELANESE VENTURES GMBH
FINANCE AND ADMINISTRATION INDUSTRIEPARK HOCHST, G 86 4, FRANKFURT, D-65926, GERMANY
Covered Property (1)
Proton-Conducting Membrane and the Use Thereof
Patent: 7,235,320 →
Application: 10/472,810 →
Publication: US 2004/0127588
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 8, 2005
From: CELANESE VENTURES GMBH
To: PEMEAS GMBH
Reel/Frame 016823/0485 →
Change of Name Oct 21, 2008
From: PEMEAS GMBH
To: BASF FUEL CELL GMBH
Reel/Frame 021709/0083 →