IP Library › Assignment 006483/0174
Patent Assignment
Reel/Frame 006483/0174

Assignment of Assignors Interest.

Recorded: 1993-04-09 Pages: 3
Assignor
CIBA-GEIGY CORPORATION
Executed: 1993-04-05
Assignee
CIBA-GEIGY AG
KLYBECKSTRASSE 141, PATENT DEPARTMENT, BASLE, 4002, SWITZERLAND
Covered Property (1)
Liquid Preparation of Cationic Dye Mixture Containing Aliphatic Carboxylic Acid for Black Dyeing
Patent: 4,536,185 →
Application: 06/564,860 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Apr 11, 1985
From: CIBA-GEIGY AG, A SWISS COMPANY
To: CIBA-GEIGY CORPORATION
Reel/Frame 004387/0045 →
Change of Name May 17, 1999
From: CIBA-GEIGY AG (NOVARTIS AG)
To: CIBA SPECIALTY CHEMICALS HOLDING INC.
Reel/Frame 009958/0336 →