IP Library › Assignment 021637/0047
Patent Assignment
Reel/Frame 021637/0047

Assignment of Assignor's Interest

Recorded: 2008-10-06 Pages: 3
Assignors
BROELL, DIRK
Executed: 2008-08-25
SIEGERT, HERMANN
Executed: 2008-08-25
Assignee
EVONIK ROEHM GMBH
KIRSCHENALLEE, DARMSTADT, 64293, GERMANY
Covered Property (1)
Method for the Continuous Production of Unsaturated Carboxylic Acid Anhydrides
Patent: 7,714,165 →
Application: 12/295,323 →
Publication: US 2009/0118533
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 20, 2020
From: EVONIK RÖHM GMBH
To: RÖHM GMBH
Reel/Frame 052194/0462 →
Assignment of Assignor's Interest Mar 20, 2020
From: RÖHM GMBH
To: EVONIK OIL ADDITIVES GMBH
Reel/Frame 052194/0550 →
Merger Mar 20, 2020
From: EVONIK OIL ADDITIVES GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 052195/0001 →
Change of Name Mar 20, 2020
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 052195/0226 →