IP Library Assignment 023113/0269
Patent Assignment
Reel/Frame 023113/0269

Assignment of Assignor's Interest

Recorded: 2009-08-18 Pages: 13
Assignors
FRIEHMELT, RAINER, DR.
Executed: 2008-07-14
FROHLICH, JOACHIM, DR.
Executed: 2008-07-07
NIEDERMEIER, WERNER, DR.
Executed: 2008-07-02
HOFMANN, RALPH, DR.
Executed: 2008-07-01
SCHACHTELY, UWE
Executed: 2008-07-07
Assignee
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRABE 1-11, ESSEN, 45128, GERMANY
Covered Property (1)
Process for Preparation of Rubber Mixtures Containing Silicon Dioxide
Patent: 8,252,853 →
Application: 12/086,307 →
Publication: US 2010/0010116
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 29, 2020
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 052254/0052 →