IP Library Assignment 005759/0853
Patent Assignment
Reel/Frame 005759/0853

Assignment of Assignors Interest.

Recorded: 1991-06-20 Pages: 2
Assignor
STEGMANN, WERNER
Executed: 1985-09-30
Assignee
CIBA-GEIGY AG A COMPANY SWISS CONFEDERATION
KLYBECKSTRASSE 141, 4002 BASLE,, SWITZERLAND
Covered Property (1)
Single-Stage Process for Producing Bis-(Amino-Nitrophenyl)-Methane
Patent: 5,047,591 →
Application: 07/241,828 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Jun 20, 1991
From: CIBA-GEIGY AG
To: CIBA-GEIGY CORPORATION A CORP. OF NEW
Reel/Frame 005739/0855 →
Assignment of Assignor's Interest Mar 17, 1997
From: CIBA-GEIGY CORPORATION
To: CIBA SPECIALTY CHEMICALS CORPORATION
Reel/Frame 008519/0545 →