Patent Assignment
Reel/Frame 004184/0384
Assignment of Assignors Interest.
Recorded: 1983-10-31
Pages: 2
Assignee
NATIONAL PATENT DEVELOPMENT CORPORATION
375 PARK AVE., NEW YORK, NEW YORK, 10152
Covered Property
(1)
Biologically Stabilized Compositions Comprising Collagen as the Minor Component with Ethylenically Unsaturated Compounds Used as Contact Lenses
Patent:
4,452,925 →
Application:
06/232,749 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Nov 27, 1989
From: ALLERGAN, INCORPORATED
To: BOSTON UNIVERSITY, 147 BAY STATE ROAD, BOSTON, MA 02215 A CORP. OF MA
Reel/Frame 005190/0413 →
Assignment of Assignors Interest.
Nov 16, 1990
From: TRUSTEES OF BOSTON UNIVERSITY, THE
To: ALLERGAN, INCORPORATED, 2525 DUPONT DRIVE, IRVINE, CA 92713, A CORP. OF DE
Reel/Frame 005515/0730 →
Assignment of Assignor's Interest
May 6, 1996
From: ALLERGAN, INC.
To: ALLERGAN
Reel/Frame 008239/0239 →