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Frank Dubner
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Friedberg, DE
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Patents Grants
last 30 patents
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Patent Grant
L-lysine containing feed additives
Patent number
9,023,347
Issue date
May 5, 2015
Evonik Degussa GmbH
Hermann Lotter
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
L-lysine-containing feed additives
Patent number
8,802,400
Issue date
Aug 12, 2014
Evonik Degussa GmbH
Hermann Lotter
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Method for preparing 3-(methylthio)propanal
Patent number
7,119,233
Issue date
Oct 10, 2006
Degussa AG
Frank Dübner
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
L-Lysine-containing feed additives
Publication number
20140302202
Publication date
Oct 9, 2014
EVONIK DEGUSSA GmbH
Hermann LOTTER
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
L-LYSINE-CONTAINING FEED ADDITIVES
Publication number
20100310714
Publication date
Dec 9, 2010
Hermann LOTTER
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
Feedstuffs additives containing L-lysine with improved abrasion res...
Publication number
20080131566
Publication date
Jun 5, 2008
DEGUSSA AG
Frank Dubner
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
L-lysine-containing feed additives
Publication number
20070082031
Publication date
Apr 12, 2007
Hermann Lotter
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
Method for preparing 3-(methylthio) propanal
Publication number
20060030739
Publication date
Feb 9, 2006
Frank Dubner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Feesdstuffs additives containing L-lysine with improved abrasion re...
Publication number
20040115304
Publication date
Jun 17, 2004
Frank Dubner
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
Process for the production of canthaxanthin
Publication number
20040010164
Publication date
Jan 15, 2004
Degussa Ag
Frank Dubner
C07 - ORGANIC CHEMISTRY