Patent Assignment
Reel/Frame 018747/0580
Assignment of Assignor's Interest
Recorded: 2007-01-03
Pages: 3
Assignee
ROHMAX ADDITIVES GMBH
KIRSCHENALLEE, 64293 DARMSTADT, GERMANY
Covered Property
(1)
Method for the Determination of the Oxidative Stability of a Lubricating Fluid
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Feb 25, 2010
From: ROHMAX ADDITIVES GMBH
To: EVONIK ROHMAX ADDITIVES GMBH
Reel/Frame 023998/0585 →
Change of Name
Dec 1, 2015
From: EVONIK ROHMAX ADDITIVES GMBH
To: EVONIK OIL ADDITIVES GMBH
Reel/Frame 037175/0522 →
Merger
Jan 8, 2020
From: EVONIK OIL ADDITIVES GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 051505/0590 →
Change of Name
Jan 8, 2020
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 051505/0797 →