IP Library › Assignment 004256/0009
Patent Assignment
Reel/Frame 004256/0009

Assignment of Assignors Interest.

Recorded: 1984-05-16 Pages: 3
Assignor
Assignee
Covered Property (1)
Tricurve Hydrophilic Contact Lens and Process of Molding Same
Application: 06/498,348 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Jul 25, 1983
From: HAARDT, HENRY; MAGDON, JOHN
To: NATIONAL PATENT DEVELOPMENT CORPORATION
Reel/Frame 004195/0733 →
Assignment of Assignors Interest. May 9, 1988
From: INTERNATIONAL HYDRON CORPORATION
To: ALLERGAN, INC.
Reel/Frame 004865/0348 →