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Louis Felder
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Basel, CH
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last 30 patents
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Patent Grant
Thioxanthonecarboxylic acids, esters thioesters and amides with rea...
Patent number
4,594,400
Issue date
Jun 10, 1986
Ciba-Geigy Corporation
Vratislav Kvita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Thioxanthonecarboxylic acid esters, thioesters and amides
Patent number
4,506,083
Issue date
Mar 19, 1985
Ciba-Geigy Corporation
Vratislav Kvita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Thioxanthonecarboxylic acid esters, thioesters and amides
Patent number
4,505,794
Issue date
Mar 19, 1985
Ciba-Geigy Corporation
Vratislav Kvita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Thioxanthonecarboxylic acids and thioxanthonecarboxylic acid deriva...
Patent number
4,385,182
Issue date
May 24, 1983
Ciba-Geigy Corporation
Walter Fischer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Thioxanthonecarboxylic acids, esters, thioesters and amides with re...
Patent number
4,348,530
Issue date
Sep 7, 1982
Ciba-Geigy Corporation
Vratislav Kvita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bis benzoyl sensitizers for photopolymerization or photo cross link...
Patent number
4,321,118
Issue date
Mar 23, 1982
Ciba-Geigy Corporation
Louis Felder
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Use of aromatic-aliphatic ketones as photo sensitizers
Patent number
4,318,791
Issue date
Mar 9, 1982
Ciba-Geigy Corporation
Louis Felder
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Sensitizers for photopolymerization
Patent number
4,315,807
Issue date
Feb 16, 1982
Ciba-Geigy Corporation
Louis Felder
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Sensitizers for photopolymerization
Patent number
4,308,400
Issue date
Dec 29, 1981
Ciba-Geigy AG
Louis Felder
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of benzophenone thioethers
Patent number
4,297,513
Issue date
Oct 27, 1981
Ciba-Geigy Corporation
Louis Felder
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Mercaptophenyl ketones as initiators for the photopolymerization of...
Patent number
4,279,721
Issue date
Jul 21, 1981
Ciba-Geigy Corporation
Rudolf Kirchmayr
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aminoalkoxy derivatives of aromatic ketones
Patent number
4,271,294
Issue date
Jun 2, 1981
Ciba-Geigy Corporation
Louis Felder
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photoinitiators for UV-curable systems
Patent number
4,251,341
Issue date
Feb 17, 1981
Ciba-Geigy Corporation
Louis Felder
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photopolymerizable composition containing anthrones
Patent number
4,188,224
Issue date
Feb 12, 1980
Ciba-Geigy Corporation
Louis Felder
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Initiators for photopolymerization
Patent number
4,088,554
Issue date
May 9, 1978
Ciba-Geigy Corporation
Louis Felder
C07 - ORGANIC CHEMISTRY