IP Library Assignment 008038/0068
Patent Assignment
Reel/Frame 008038/0068

Assignment of Assignor's Interest

Recorded: 1996-07-15 Pages: 2
Assignors
LANGHALS, HEINZ
Executed: 1994-09-26
FEILER, LEONAHRD
Executed: 1994-09-26
Assignee
CIBA-GEIGY CORPORATION
520 WHITE PLAINS ROAD, P.O. BOX 2005, TARRYTOWN, NEW YORK, 10591
Covered Property (1)
Process for Preparing Perylene-3,4-Dicarboxylic Acid Derivatives, the Derivatives Thus Prepared and Their Use
Patent: 5,650,513 →
Application: 08/337,917 →
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 →