IP Library Assignment 007682/0993
Patent Assignment
Reel/Frame 007682/0993

Assignment of Assignor's Interest

Recorded: 1995-04-24 Pages: 3
Assignors
EHLIS, THOMAS
Executed: 1993-06-09
GEOFFROY, ANDRE
Executed: 1993-06-09
MARTI, ERWIN
Executed: 1993-06-09
ZELGER, JOSEF
Executed: 1993-06-09
FRANKE, KARLHEINZ
Executed: 1993-06-09
BURKHARD, ANDREAS
Executed: 1993-06-09
Assignee
CIBA-GEIGY CORPORATION
444 SAW MILL RIVER ROAD, PATENT DEPARTMENT, ARDSLEY, NEW YORK, 10502
Covered Property (1)
Hydrates of the Disodium Salt or Dipotassium Salt of 4,4'-Bis(2-Sulfostyryl)Biphenyl
Patent: 5,437,818 →
Application: 08/081,597 →
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 008454/0091 →