IP Library › Assignment 004081/0152
Patent Assignment
Reel/Frame 004081/0152

Assignment of Assignors Interest.

Recorded: 1983-01-18 Pages: 1
Assignors
EICHLER, JURGEN
Executed: 1981-02-24
HERZ, CLAUS
Executed: 1981-02-24
NEISIUS, KARL-HEINZ
Executed: 1981-02-24
Assignee
Covered Property (1)
Mixtures of Aromatic-Aliphatic Ketones as Photoinitiators and Photopolymerizable Systems Containing Them
Patent: 4,390,453 →
Application: 06/243,119 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Mar 10, 1992
From: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
To: CIBA-GEIGY CORPORATION
Reel/Frame 006331/0025 →
Assignment of Assignor's Interest May 7, 1997
From: CIBA-GEIGY CORPORATION
To: CIBA SPECIALTY CHEMICALS CORPORATION
Reel/Frame 008489/0446 →