Patent Assignment
Reel/Frame 023655/0657
Assignment of Assignor's Interest
Recorded: 2009-12-15
Pages: 3
Assignors
SCHMITT, BARDO
Executed: 2009-10-30
GOMEZ, MARIO
Executed: 2009-10-27
EBERT, MARTINA
Executed: 2009-10-16
Assignee
EVONIK ROEHM GMBH
KIRSCHENALLEE, DARMSTADT, 64293, GERMANY
Covered Property
(1)
Use of Swellable Polymer for Sealing
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 →