Patent Assignment
Reel/Frame 005048/0308
Assignment of Assignors Interest.
Recorded: 1989-04-18
Pages: 6
Assignor
MERCK PATENT GMBH
Executed: 1988-12-30
Assignee
CIBA-GEIGY CORPORATION
A CORP. OF NY, ARDSLEY,, NEW YORK
Covered Properties
(9)
Process for the Preparation of Azidobenzal Compounds
Patent:
4,354,976 →
Application:
06/218,250 →
Photoresists Suitable for Forming Relief Structure of Highly Heat- Resistant Polymers
Patent:
4,540,650 →
Application:
06/531,781 →
Process for the Development of Relief Structures Based on Radiation- Crosslinked Polymeric Precursors of Polymers Which Are Resistant to High Temperature
Patent:
4,539,288 →
Application:
06/561,505 →
Developer for Positive Photoresists
Patent:
4,576,903 →
Application:
06/685,085 →
Process for the Production of Photoresist Relief Structures Having an Overhang Character Using O-Quinone Diazide Photoresist with Overex- Posure
Patent:
4,649,101 →
Application:
06/759,572 →
Polyamide Ester Photoresist Formulations of Enhanced Sensitivity
Patent:
4,701,300 →
Application:
06/818,950 →
Stabilized Solutions of Radiation-Crosslinkable Polymer Precursors of Highly Heat-Resistant Polymers
Patent:
4,757,098 →
Application:
06/853,102 →
Negatively Operating Photoresist Composition, with Radiation-Absorbing Additives
Patent:
4,762,767 →
Application:
06/857,663 →
Positive Photoresist Compositions
Application:
07/104,930 →
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Jun 11, 1982
From: ROMER, MICHAEL
To: MECK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 003998/0957 →
Assignment of Assignors Interest.
Apr 16, 1985
From: MERREM, HANS-JOACHIM; NEISIUS, KARLHEINZ; KLUG, RUDOLF; HARTNER, HARTMUT
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 004388/0357 →
Assignment of Assignors Interest.
Apr 23, 1985
From: KLUG, RUDOLF; HARTNER, HARTMUT; MERREM, HANS-JOACHIM; NEISIUS, KARL H.
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 004390/0313 →
Assignment of Assignors Interest.
Oct 15, 1985
From: BARON, WINFRIED; MARQUARD, KURT; MERREM, HANS-JOACHIM; SINDLINGER, RAIMUND
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 004465/0264 →
Assignment of Assignors Interest.
Jan 29, 1988
From: MERREM, HANS-JOACHIM; KLUG, RUDOLF; BINDER, HORST
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 004824/0616 →
Assignment of Assignors Interest.
Mar 16, 1988
From: HAAS, GUNTHER; NEISIUS, KARL H.
To: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Reel/Frame 004838/0189 →
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 →