IP Library Assignment 007883/0365
Patent Assignment
Reel/Frame 007883/0365

Assignment of Assignor's Interest

Recorded: 1996-04-08 Pages: 2
Assignors
KUHN, KARL JOSEF
Executed: 1995-10-30
WEHNER, WOLFGANG
Executed: 1995-10-30
Assignee
CIBA-GEIBY CORPORATION
P.O. BOX 2005, 520 WHITE PLAINS ROAD, TARRYTOWN, NEW YORK, 10591
Covered Property (1)
Stabilized Polyvinyl Chloride
Patent: 5,814,691 →
Application: 08/566,772 →
Related Assignments (5)
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 008537/0517 →
Assignment of Assignor's Interest Oct 26, 1998
From: CIBA SPECIALTY CHEMICALS CORPORATION
To: WITCO VINYL ADDITIVES GMBH
Reel/Frame 009833/0189 →
Change of Name Mar 19, 2002
From: CK WITCO VINYL ADDITIVES GMBH
To: CROMPTON VINYL ADDITIVES GMBH
Reel/Frame 012721/0457 →
Change of Name Mar 19, 2002
From: WITCO VINYL ADDITIVES GMBH
To: CK WITCO VINYL ADDITIVES GMBH
Reel/Frame 012721/0465 →
Change of Name Nov 3, 2006
From: CROMPTON VINYL ADDITIVES GMBH
To: CHEMTURA VINYL ADDITIVES GMBH
Reel/Frame 018686/0008 →