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Herbert Stark
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Kelkheim, DE
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last 30 patents
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Patent Grant
Substituted pyridines/pyrimidines, their preparation and their use...
Patent number
6,265,398
Issue date
Jul 24, 2001
Hoechst Schering AgrEvo GmbH
Ralf Braun
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted cyclohexylaminopyrimidines
Patent number
6,197,729
Issue date
Mar 6, 2001
Hoechst Schering Agrevo
Martin Märkl
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted nitrogen heterocycles, processes for their preparation...
Patent number
5,925,644
Issue date
Jul 20, 1999
Hoechst Schering AgrEvo GmbH
Harald Jakobi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Processes for preparing �L!- or �D!-homoalanin-4-yl-(methyl) phosph...
Patent number
5,869,668
Issue date
Feb 9, 1999
Hoechst Schering AgrEvo GmbH
Harald Knorr
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Use of benzoylureas for controlling house dust mites
Patent number
5,854,288
Issue date
Dec 29, 1998
Hoechst Schering AgrEvo GmbH
Yoshio Katsuda
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Processes for preparing �L!- or �D!-homoalanin-4-yl-(methyl)phosphi...
Patent number
5,767,309
Issue date
Jun 16, 1998
Hoechst Schering AgrEvo GmbH
Harald Knorr
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Combinations of benzoyl cyclohexanedione herbicides and crop-protec...
Patent number
5,441,922
Issue date
Aug 15, 1995
Hoechst Aktiengesellschaft
Oswald Ort
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Haloalkoxy-substituted benzoylcyclohexanediones as herbicides and p...
Patent number
5,306,695
Issue date
Apr 26, 1994
Hoechst Aktiengesellschaft
Herbert Stark
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Imidazoline derivatives for systemic combating of ectoparasites in...
Patent number
5,128,361
Issue date
Jul 7, 1992
Hoechst Aktiengesellschaft
Herbert Stark
C07 - ORGANIC CHEMISTRY