Patent Assignment
Reel/Frame 011067/0816
Assignment of Assignor's Interest
Recorded: 2000-08-31
Pages: 2
Assignors
BONSEL, HARALD
Executed: 2000-07-31
DECKERS, GREGOR
Executed: 2000-08-18
FRANK, GEORG
Executed: 2000-06-08
MILLAUER, HANS
Executed: 2000-08-08
SOCZKA-GUTH, THOMAS
Executed: 2000-06-15
Assignee
AXIVA GMBH
INDUSTRIEPARK HOCHST, BUILDING K-801, D-65926 FRANKFURT, GERMANY
Covered Property
(1)
Polybetaine Stabilized Platinum Nanoparticles, Method for the Production Thereof and Utilization for Fuel-Cell Catalysts
Patent:
6,391,818 →
Application:
09/555,980 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jun 27, 2005
From: AXIVA GMBH
To: CELANESE VENTURES GMBH
Reel/Frame 016722/0099 →
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 →