IP Library Assignment 006979/0062
Patent Assignment
Reel/Frame 006979/0062

Assignment of Assignor's Interest

Recorded: 1994-05-04 Pages: 2
Assignors
VIGNALI, GRAZINAO
Executed: 1990-06-20
BORZATTA, VALERIO
Executed: 1990-06-20
Assignee
CIBA-GEIGY CORPORATION
PATENT DEPARTMENT, 444 SAW MILL RIVER ROAD, ARDSLEY, NEW YORK, 10502
Covered Property (1)
Piperazine-Piperidine Compounds for Use as Stabilizers for Organic Materials
Patent: 5,332,816 →
Application: 07/555,283 →
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 008454/0042 →