IP Library Assignment 004201/0569
Patent Assignment
Reel/Frame 004201/0569

Assignment of Assignors Interest.

Recorded: 1983-12-16 Pages: 1
Assignors
FRYBERG, MARIO
Executed: 1982-06-14
WEISS, VIKTOR
Executed: 1982-06-14
Assignee
Covered Property (1)
Photographic Material
Patent: 4,436,811 →
Application: 06/391,091 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Aug 25, 1989
From: H.A. WHITTEN & CO.
To: CIBA-GEIGY AG
Reel/Frame 005184/0184 →
Assignment of Assignors Interest. Jan 7, 1991
From: CIBA-GEIGY AG
To: ILFORD AG, A CO. OF SWITZERLAND
Reel/Frame 005570/0524 →