Patent Assignment
Reel/Frame 006570/0575
Assignment of Assignor's Interest
Recorded: 1993-06-21
Pages: 3
Assignors
PUGIN, BENOIT
Executed: 1991-12-09
JULLER, MANFRED
Executed: 1991-12-09
SPINDLER, FELIX
Executed: 1991-12-09
Assignee
CIBA-GEIGY CORPORATION
PATENT DEPARTMENT, 444 SAWMILL RIVER ROAD, ARDSLEY, NEW YORK, 10502
Covered Property
(1)
Diphosphines Containing Silane Groups, Immobilised Diphosphines and the Use Thereof as Hydrogenation Catalysts
Patent:
5,244,857 →
Application:
07/823,517 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.