Patent Assignment
Reel/Frame 004836/0197
Assignment of Assignors Interest.
Recorded: 1988-01-20
Pages: 1
Assignee
CIBA-GEIGY CORPORATION, A NY CORP.
444 SAW MILL RIVER ROAD, ARDSLEY, NEW YORK
Covered Property
(1)
Wettable, Flexible, Oxygen Permeable, Substantially Non-Swellable Contact Lens Containing Block Copolymer Polysiloxane-Polyoxyalkylene Backbone Units, and Use Thereof
Patent:
4,740,533 →
Application:
07/078,346 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.