IP Library Assignment 006661/0230
Patent Assignment
Reel/Frame 006661/0230

Assignment of Assignor's Interest

Recorded: 1993-08-20 Pages: 2
Assignor
FRITZSCHE, KATHARINA
Executed: 1992-07-31
Assignee
CIBA-GEIGY CORPORATION
444 SAW MILL RIVER ROAD, ARDSLEY, NY 10502, NEW YORK
Covered Property (1)
Process for Fixing Dyes with Uv Light
Patent: 5,409,504 →
Application: 07/941,597 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 17, 1997
From: CIBA-GEIGY CORPORATION
To: CIBA SPECIALTY CHEMICALS CORPORATION
Reel/Frame 008454/0091 →