IP Library Assignment 008188/0202
Patent Assignment
Reel/Frame 008188/0202

Assignment of Assignor's Interest

Recorded: 1996-10-22 Pages: 2
Assignors
WIRTH, HERMANN O.
Executed: 1985-06-11
FRIEDRICH, HANS-HELMUT
Executed: 1985-06-11
Assignee
CIBA-GEIGY AG
KLYBECKSTRASSE 141, BASLE, 4002, SWITZERLAND
Covered Property (1)
Additives for Lubricants
Patent: 5,618,778 →
Application: 08/422,670 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 22, 1996
From: CIBA-GEIGY AG
To: CIBA-GEIGY CORPORATION
Reel/Frame 008188/0374 →
Assignment of Assignor's Interest Mar 17, 1997
From: CIBA-GEIGY CORPORATION
To: CIBA SPECIALTY CHEMICALS CORPORATION
Reel/Frame 008453/0107 →
Assignment of Assignor's Interest May 7, 1997
From: CIBA-GEIGY CORPORATION
To: CIBA SPECIALTY CHEMICALS CORPORATION
Reel/Frame 008489/0446 →