IP Library Assignment 045054/0388
Patent Assignment
Reel/Frame 045054/0388

Assignment of Assignor's Interest

Recorded: 2018-02-27 Pages: 8
Assignors
SIRAK, SOFIA
Executed: 2017-12-13
PLETSCH, HOLGER
Executed: 2017-12-18
KEMPER, MARIUS
Executed: 2017-12-18
Assignee
EVONIK OIL ADDITIVES GMBH
KIRSCHENALLEE, DARMSTADT, 64293, GERMANY
Covered Property (1)
Hydrogenated Polybutadienes Useful as Lubricant Additives
Application: 15/906,700 →
Publication: US 2018/0245013
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →