IP Library Assignment 007660/0752
Patent Assignment
Reel/Frame 007660/0752

Assignment of Assignor's Interest

Recorded: 1995-10-03 Pages: 2
Assignors
HAO, ZHIMIN
Executed: 1995-05-17
IQBAL, ABUL
Executed: 1995-05-17
HERREN, FRITZ
Executed: 1995-05-17
Assignee
CIBA-GEIGY CORPORATION
P.O. BOX 2005, 520 WHITE PLAINS ROAD, TARRYTOWN, NEW YORK, 10591
Covered Property (1)
Two New Crystal Modifications of a Diketopyrrolopyrrole Pigment
Patent: 5,646,299 →
Application: 08/493,776 →
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 008453/0294 →