IP Library › Assignment 006331/0025
Patent Assignment
Reel/Frame 006331/0025

Assignment of Assignors Interest.

Recorded: 1992-03-10 Pages: 7
Assignor
Assignee
CIBA-GEIGY CORPORATION
A CORP OF NEW YORK, NEW YORK, NEW YORK
Covered Properties (17)
Photosensitive Hydroxyalkylphenones
Patent: 4,347,111 →
Application: 06/099,792 →
Mixtures of Aromatic-Aliphatic Ketones as Photoinitiators and Photopolymerizable Systems Containing Them
Patent: 4,390,453 →
Application: 06/243,119 →
Photosensitive Hydroxyalkylphenones
Patent: 4,477,681 →
Application: 06/408,576 →
Use of Hydroxyalkylphenones as Initiators for Radiation Curing of Aqueous Prepolymer Dispersions
Patent: 4,547,394 →
Application: 06/461,906 →
Mixtures of Aromatic-Aliphatic Ketones as Photoinitiators and Photopolymerizable Systems Containing Them
Patent: 4,434,035 →
Application: 06/481,971 →
Photosensitive Hydroxylalkylphenones
Patent: 4,721,734 →
Application: 06/646,285 →
Copolymerizable Photoinitiators
Patent: 4,922,004 →
Application: 06/912,473 →
Photoinitiators for Photopolymerization of Unsaturated Systems
Patent: 4,861,916 →
Application: 06/948,305 →
Two-Layer System
Patent: 4,914,004 →
Application: 07/090,283 →
Coreactive Photonitiators
Application: 07/167,060 →
Process for the Preparation of 1,2-Disulfone Compounds
Patent: 4,980,508 →
Application: 07/308,483 →
Photoinitiators for Photopolymerization of Unsaturated Systems
Patent: 5,045,573 →
Application: 07/337,773 →
Photoinitiator Dispersions
Patent: 4,965,294 →
Application: 07/347,633 →
Photoinitiators Having a Combined Structure
Patent: 5,047,556 →
Application: 07/390,940 →
Two-Layer System
Patent: 5,071,732 →
Application: 07/450,491 →
Acid-Curable Binder Systems Containing 1,2-Disulfones
Application: 07/469,599 →
Coreactive Photoinitiators
Application: 07/720,141 →
Related Assignments (13)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Jan 18, 1983
From: EICHLER, JURGEN; HERZ, CLAUS; NEISIUS, KARL-HEINZ
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 004081/0152 →
Assignment of Assignors Interest. Jun 7, 1984
From: GEHLHAUS, JUERGEN; KIESER, MANFRED
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 004264/0089 →
Assignment of Assignors Interest. Apr 23, 1985
From: HERZ, CLAUS P.; OHNGEMACH, JORG; STAHLECKER, OTTO
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 004390/0312 →
Assignment of Assignors Interest. Mar 11, 1988
From: KOHLER, MANFRED; OHNGEMACH, JORG; POETSCH, EIKE; EIDENSCHINK, RUDOLF
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 004866/0131 →
Assignment of Assignors Interest. Feb 10, 1989
From: BARTMANN, EKKEHARD
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 005040/0831 →
Assignment of Assignors Interest. May 5, 1989
From: OHNGEMACH, JORG; ZEH, HEIKO
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 005071/0844 →
Assignment of Assignors Interest. Aug 8, 1989
From: KOHLER, MANFRED; OHNGEMACH, JORG
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 005111/0471 →
Assignment of Assignors Interest. Nov 9, 1989
From: KOHLER, MANFRED; POETSCH, EIKE; OHNGEMACH, JORG; DORSCH, DIETER
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 005179/0198 →
Assignment of Assignors Interest. Jan 8, 1990
From: KOHLER, MANFRED; OHNGEMACH, JORG; POETSCH, EIKE
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 005211/0543 →
Assignment of Assignors Interest. Apr 3, 1990
From: BARTMANN, EKKEHARD; OHNGEMACH, JORG
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 005290/0039 →
Assignment of Assignor's Interest Feb 20, 1996
From: CIBA-GEIGY CORPORATION
To: OCG MICROELECTRONIC MATERIALS, INC.
Reel/Frame 007815/0833 →
Change of Name Apr 18, 1997
From: OCG MICROELECTRONIC MATERIALS, INC.
To: OLIN MICROELECTRONIC CHEMICALS, INC.
Reel/Frame 008495/0994 →
Assignment of Assignor's Interest May 7, 1997
From: CIBA-GEIGY CORPORATION
To: CIBA SPECIALTY CHEMICALS CORPORATION
Reel/Frame 008489/0446 →