Patent Assignment
Reel/Frame 006289/0441
Assignment of Assignors Interest.
Recorded: 1992-09-24
Pages: 2
Assignors
ERKENS, LEONARDUS J. H.
Executed: 1990-09-19
SCHMITT, GREGOR
Executed: 1990-09-21
GEURTS, HERMAN J. J. M.
Executed: 1990-09-24
CORVERS, WERNER F. C. G.
Executed: 1990-09-24
Assignee
CIBA-GEIGY CORPORATION
444 SAW MILL RIVER ROAD, ARDSLEY, NEW YORK, 10502
Covered Property
(1)
Process for the Preparation of Bismuth Vanadate Pigments, and Novel Bismuth Vanadate Pigments of High Colour Strength
Patent:
5,186,748 →
Application:
07/845,517 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 17, 1997
From: CIBA-GEIGY CORPORATION
To: CIBA SPECIALTY CHEMICALS CORPORATION
Reel/Frame 008412/0471 →
Assignment of Assignor's Interest
Feb 12, 2010
From: CIBA CORP.
To: DCC IP CORP.
Reel/Frame 023928/0037 →
Change of Name
Feb 12, 2010
From: CIBA SPECIALTY CHEMICALS CORPORATION
To: CIBA CORP.
Reel/Frame 023928/0063 →