IP Library › Assignment 008587/0112
Patent Assignment
Reel/Frame 008587/0112

Assignment of Assignor's Interest

Recorded: 1997-07-03 Pages: 3
Assignor
Assignee
BAROID LIMITED
197 KNIGHTS BRIDGE, LONDON, ENGLAND, UNITED KINGDOM
Covered Property (1)
Use of Selected Ester Oils of Low Carboxylic Acids in Drilling Fluids
Patent: 5,318,954 →
Application: 08/084,783 →
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 23, 2000
From: GRIMES, DOUGLAS JOHN
To: HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN; BAROID LIMITED
Reel/Frame 010832/0696 →
Assignment of Assignor's Interest Mar 25, 2004
From: HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN
To: COGNIS DEUTSCHLAND GMBH & CO. KG
Reel/Frame 014462/0055 →
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 →