Patent Assignment
Reel/Frame 011907/0412
Assignment of Assignor's Interest
Recorded: 2001-08-27
Pages: 3
Assignors
MUELLER, HEINZ
Executed: 2001-07-05
HEROLD, CLAUS-PETER
Executed: 2001-07-05
BONGARDT, FRANK
Executed: 2001-07-05
HERZOG, NADJA
Executed: 2001-07-05
VON TAPAVICZA, STEPHAN
Executed: 2001-07-05
Assignee
COGNIS DEUTSCHLAND GMBH
HENKELSTRASSE 67, DUESSELDORF, D-405, GERMANY
Covered Property
(1)
Lubricants for Drilling Fluids
Patent:
6,806,235 →
Application:
09/856,082 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 11, 2003
From: COGNIS DEUTSCHLAND GMBH
To: COGNIS DEUTSCHLAND GMBH & CO. KG
Reel/Frame 013727/0041 →
Change of Name
Feb 8, 2011
From: COGNIS OLEOCHEMICALS GMBH
To: EMERY OLEOCHEMICALS GMBH
Reel/Frame 025766/0142 →
Assignment of Assignor's Interest
Feb 8, 2011
From: COGNIS DEUTSCHLAND GMBH & CO. KG
To: COGNIS OLEOCHEMICALS GMBH
Reel/Frame 025766/0308 →