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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
06/04/1991
Application #:
07563768
Filing Dt:
08/07/1990
Inventors:
WILLIAM M. HUNG, KAI C. SU
Title:
TINTED CONTACT LENS AND METHOD OF MANUFACTURE THEREOF: REACTIVE DYE AND QUATERNARY PHOSPHONIUM SALT
Assignment: 1
Reel/Frame:
005623/0413Recorded: 03/06/1991Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
08/02/1990
Exec Dt:
08/02/1990
Assignee:
444 SAW MILL RIVER ROAD
ARDSLEY, NEW YORK
Correspondent:
CIBA-GEIGY CORPORATION
PATENT DEPARTMENT
7 SKYLINE DRIVE
HAWTHORNE, NY 10532
Assignment: 2
Reel/Frame:
011077/0934Recorded: 11/06/2000Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/06/2000
Assignee:
114680 JOHNS CREEK PARKWAY
DULUTH, GEORGIA 30097
Correspondent:
NOVARTIS CORPORATION
THOMAS HOXIE
PATENT AND TRADEMARK DEPT.
564 MORRIS AVENUE
SUMMIT, NJ 07901-1027

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