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last 30 patents
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Patent Grant
Conversion of xanthophylls in plant material for use as a food colo...
Patent number
6,221,417
Issue date
Apr 24, 2001
Kemin Industries, Inc.
Benedikt Sas
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Method for the conversion of xanthophylls in plant material
Patent number
5,876,782
Issue date
Mar 2, 1999
Kemin Industries, Inc.
Benedikt J. Sas
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Areno [e]indols, preparation method and application as intermediate...
Patent number
5,631,384
Issue date
May 20, 1997
Pharma-Mar, S.A.-Pharmar
Koen Alexander
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Areno [E]indols, preparation method and application as intermediate...
Patent number
5,571,927
Issue date
Nov 5, 1996
Pharma-Mar, S.A.- Pharmar
Koen Alexander
C07 - ORGANIC CHEMISTRY