IP Library › Assignment 005635/0714
Patent Assignment
Reel/Frame 005635/0714

Assignment of Assignors Interest.

Recorded: 1991-03-15 Pages: 2
Assignors
LUDEMANN, SIMPERT
Executed: 1988-12-20
BERNHEIM, MICHAEL
Executed: 1988-12-20
SANDNER, BERNHARD
Executed: 1988-12-20
ROSSLER, ERICH
Executed: 1988-12-20
VOGEL, HANS-BURKHARDT
Executed: 1988-12-20
Assignee
CIBA-GEIGY AG, A SWISS COMPANY
KLYBECKSTRASSE 141, 4002 BASLE, SWITZERLAND
Covered Property (1)
Modified Polyurethanes Containing Perfluoroaliphatic Groups and Use Thereof
Patent: 5,019,428 →
Application: 07/301,681 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Mar 15, 1991
From: CIBA-GEIGY AG
To: CIBA-GEIGY CORPORATION, A CORP. OF NY
Reel/Frame 005635/0716 →
Assignment of Assignor's Interest Mar 17, 1997
From: CIBA-GEIGY CORPORATION
To: CIBA SPECIALTY CHEMICALS CORPORATION
Reel/Frame 008454/0001 →