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Heinz Frensch
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Frankfurt am Main, DE
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last 30 patents
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Patent Grant
Process for the preparation of dispersions of plant protection agents
Patent number
4,571,088
Issue date
Feb 18, 1986
Hoechst Aktiengesellschaft
Heinz Frensch
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Herbicidal compositions
Patent number
4,441,919
Issue date
Apr 10, 1984
Hoechst Aktiengesellschaft
Konrad Albrecht
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Pressure-resistant microcapsules with a polyamide shell and a polyu...
Patent number
4,409,201
Issue date
Oct 11, 1983
Hoechst Aktiengesellschaft
Rudolf Heinrich
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Insecticidal composition for ultra low volume application
Patent number
RE30740
Issue date
Sep 8, 1981
Hoechst Aktiengesellschaft
Heinz Frensch
424 - Drug, bio-affecting and body treating compositions
Information
Patent Grant
Insecticidal compositions for ultra low volume application
Patent number
RE30700
Issue date
Aug 4, 1981
Hoechst Aktiengesellschaft
Heinz Frensch
424 - Drug, bio-affecting and body treating compositions
Information
Patent Grant
Process for manufacturing microcapsules of polyvinyl alcohol with l...
Patent number
4,244,836
Issue date
Jan 13, 1981
Hoechst Aktiengesellschaft
Heinz Frensch
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Pressure-resistant polyurethane-polyurea particles for the encapsul...
Patent number
4,230,809
Issue date
Oct 28, 1980
Hoechst Aktiengesellschaft
Rudolf Heinrich
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Micro granules for pesticides and process for their manufacture
Patent number
4,144,050
Issue date
Mar 13, 1979
Hoechst Aktiengesellschaft
Heinz Frensch
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fungicidal dispersions of a systemic fungicide
Patent number
4,107,318
Issue date
Aug 15, 1978
Hoechst Aktiengesellschaft
Konrad Albrecht
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Fungicidal dispersions of 2-benzimidazole-methyl-carbamate
Patent number
4,105,775
Issue date
Aug 8, 1978
Hoechst Aktiengesellschaft
Konrad Albrecht