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Gerhard Crass
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Friedberg, DE
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last 30 patents
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Patent Grant
Method for producing arylpoly(oxalkyl)-benzyldimethyl-ammonium deri...
Patent number
6,794,543
Issue date
Sep 21, 2004
Clariant GmbH
Klaus Raab
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polymers with biocidal action, process for their preparation and th...
Patent number
6,746,711
Issue date
Jun 8, 2004
Clariant GmbH
Gerhard Crass
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Fuel/water emulsions
Patent number
6,280,486
Issue date
Aug 28, 2001
Clariant GmbH
Guido Dessauer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Car dry-bright composition
Patent number
5,703,029
Issue date
Dec 30, 1997
Hoechst Aktiengesellschaft
Gerhard Crass
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Patents Applications
last 30 patents
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Patent Application
Use of quaternized dialkylaminoalkyl (meth) acrylates as soil relea...
Publication number
20040254091
Publication date
Dec 16, 2004
Gerhard Crass
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymers with biocidal action, process for their preparation and th...
Publication number
20030191264
Publication date
Oct 9, 2003
Clariant GmbH
Gerhard Crass
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Method for producing arylpoly(oxalkyl)-benzyldimethyl-ammonium deri...
Publication number
20030114533
Publication date
Jun 19, 2003
Klaus Raab
C07 - ORGANIC CHEMISTRY