IP Library › Assignment 005668/0050
Patent Assignment
Reel/Frame 005668/0050

Assignment of Assignors Interest.

Recorded: 1991-03-28 Pages: 3
Assignors
TZIKAS, ATHANASSIOS
Executed: 1986-07-01
AESCHLIMANN, PETER
Executed: 1986-07-01
Assignee
CIBA-GEIGY AG, A CO. OF THE SWISS CONFEDERATION
KLYBECKSTRASSE 141, 4002 BASLE, SWITZERLAND
Covered Property (1)
Fibre-Reactive Dyes Containing a Substituted Aminocarbonyl-Phenylamino or Naphthylamino Reactive Moiety
Patent: 5,023,325 →
Application: 07/191,845 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Mar 28, 1991
From: CIBA-GEIGY AG, A CO. OF THE SWISS CONFEDERATION
To: CIBA-GEIGY CORPORATION, A CORP. OF NY
Reel/Frame 005668/0053 →
Assignment of Assignor's Interest Mar 17, 1997
From: CIBA-GEIGY CORPORATION
To: CIBA SPECIALTY CHEMICALS CORPORATION
Reel/Frame 008454/0001 →