IP Library Assignment 006276/0176
Patent Assignment
Reel/Frame 006276/0176

Assignment of Assignors Interest.

Recorded: 1992-09-02 Pages: 7
Assignor
Assignee
H.A. WHITTEN & COMPANY
P.O. BOX 1368 CHURCH STREET, STATION, NEW YORK, 10008
Covered Properties (7)
New Phenols and Their Production
Patent: 4,904,815 →
Application: 07/107,920 →
Stabilizers for Colour Photography Recording Materials
Patent: 4,933,271 →
Application: 07/251,081 →
Phenolic Thiane Derivatives
Patent: 5,006,665 →
Application: 07/251,082 →
Composite Plate for the Facing of Building Surfaces
Patent: 4,973,506 →
Application: 07/263,282 →
Apparatus for the Desludging of Baths
Patent: 4,990,249 →
Application: 07/486,371 →
Stabilizers for Colour Photographic Recording Materials
Patent: 5,059,515 →
Application: 07/590,038 →
Color Photographic Materials Comprising Phenolic Thiane Derivatives as Light and Thermal Oxidation Stabilizers
Patent: 5,070,007 →
Application: 07/651,612 →
Related Assignments (6)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Sep 6, 1989
From: HOWELL, FREDERICK H.
To: CIBA-GEIGY AG
Reel/Frame 005137/0762 →
Assignment of Assignors Interest. Aug 17, 1990
From: BAUER, RUDOLF; LYNAM, PETER H.
To: CIBA-GEIGY AG
Reel/Frame 005418/0148 →
Assignment of Assignors Interest. Nov 19, 1990
From: LEUENBERGER, ANDREAS
To: CIBA-GEIGY AG
Reel/Frame 005505/0504 →
Assignment of Assignors Interest. Jan 17, 1991
From: RODY, JEAN; LEPPARD, DAVID G.
To: CIBA-GEIGY AG, A COMPANY OF THE SWISS CONFEDERATION
Reel/Frame 005570/0255 →
Assignment of Assignors Interest. Aug 5, 1991
From: LEPPARD, DAVID G.
To: CIBA-GEIGY AG, A COMPANY, OF THE SWISS CONFEDERATION
Reel/Frame 005791/0165 →
Change of Name May 17, 1999
From: CIBA-GEIGY AG (NOVARTIS AG)
To: CIBA SPECIALTY CHEMICALS HOLDING INC.
Reel/Frame 009958/0336 →