Patent Assignment
Reel/Frame 016794/0641
Change of Name
Recorded: 2005-11-17
Pages: 3
Assignor
STOCKHAUSEN GMBH & CO. KG
Executed: 2004-06-01
Assignee
STOCKHAUSEN GMBH
BAKERPFAD 25, KREFELD, 47805, GERMANY
Covered Property
(1)
Device and a Process for Coarsely Grinding Hydrous Polymer Gels
Patent:
7,156,007 →
Application:
08/650,709 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 9, 2005
From: ALBIN, DETLEF; SCHULTE, JURGEN; GUNTHER, UWE
To: STOCKHAUSEN GMBH & CO. KG
Reel/Frame 016754/0338 →
Change of Name
Mar 4, 2010
From: STOCKHAUSEN GMBH
To: EVONIK STOCKHAUSEN GMBH
Reel/Frame 024023/0758 →
Change of Name
Nov 29, 2010
From: STOCKHAUSEN GMBH
To: EVONIK STOCKHAUSEN GMBH
Reel/Frame 025308/0973 →
Merger
May 15, 2013
From: EVONIK STOCKHAUSEN GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 030417/0037 →