IP Library › Assignment 028073/0617
Patent Assignment
Reel/Frame 028073/0617

Assignment of Assignor's Interest

Recorded: 2012-04-19 Pages: 12
Assignors
ALLEF, PETRA
Executed: 2011-03-01
VEEGER, MARCEL
Executed: 2012-02-23
ROECHER, WOLFGANG
Executed: 2012-03-08
WIECHERS, SUSANN
Executed: 2012-02-22
LANDGRAF, ANDREAS
Executed: 2012-02-27
Assignee
EVONIK STOCKHAUSEN GMBH
BAEKERPFAD 25, KREFELD, 47805, GERMANY
Covered Property (1)
Abrasive Agent Based on Natural Raw Ingredients, Having Properties Improving Rheology
Patent: 8,466,097 →
Application: 13/501,251 →
Publication: US 2012/0202730
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger May 15, 2013
From: EVONIK STOCKHAUSEN GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 030417/0037 →
Assignment of Assignor's Interest Sep 10, 2015
From: EVONIK DEGUSSA GMBH
To: DEB IP LIMITED
Reel/Frame 036528/0468 →