IP Library Assignment 006667/0703
Patent Assignment
Reel/Frame 006667/0703

Assignment of Assignor's Interest

Recorded: 1993-08-20 Pages: 2
Assignors
FRITZSCHE, KATHARINA
Executed: 1992-06-22
TROTTMANN, MARTIN
Executed: 1992-06-22
Assignee
CIBA-GEIGY CORPORATION
444 SAW MILL RIVER ROAD ARDSLEY, N.Y. 10502, NEW YORK
Covered Property (1)
Process for Fixing Dyes
Patent: 5,389,108 →
Application: 07/914,157 →
Related Assignments (2)
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 008454/0042 →
Assignment of Assignor's Interest Apr 2, 2007
From: CIBA SPECIALTY CHEMICALS CORPORATION
To: HUNTSMAN INTERNATIONAL LLC
Reel/Frame 019140/0871 →