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Reinhard Doenges
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Bad Soden, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method for the production of easily wetted, water-soluble, powdered...
Patent number
7,361,753
Issue date
Apr 22, 2008
SE Tylose GmbH & Co. KG
Alf Hammes
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Water-soluble, sulfoalkyl-containing, hydrophobically modified cell...
Patent number
6,924,369
Issue date
Aug 2, 2005
SE Tylose GmbH & Co., KG
Reinhard Doenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Water-soluble, sulfoalkyl-containing, hydrophobically modified cell...
Patent number
6,515,049
Issue date
Feb 4, 2003
Clariant GmbH
Reinhard Doenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Water-soluble, sulfoalkyl-containing, hydrophobically modified cell...
Patent number
6,313,287
Issue date
Nov 6, 2001
Clariant GmbH
Reinhard Doenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cellulose ethers containing butenyl groups and use thereof as prote...
Patent number
6,111,011
Issue date
Aug 29, 2000
Clariant GmbH
Reinhard Doenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process and apparatus for simultaneously grinding and drying a mate...
Patent number
6,021,966
Issue date
Feb 8, 2000
Clariant GmbH
Reinhard Doenges
F26 - DRYING
Information
Patent Grant
Cellulose ethers containing 2-propenyl groups and use thereof as pr...
Patent number
5,994,531
Issue date
Nov 30, 1999
Clariant GmbH
Reinhard Doenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of low molecular weight cellulose ethers
Patent number
5,928,709
Issue date
Jul 27, 1999
Clariant GmbH
Reinhard Doenges
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process and apparatus for simultaneously grinding and drying materi...
Patent number
5,921,479
Issue date
Jul 13, 1999
Clariant GmbH
Reinhard Doenges
F26 - DRYING
Information
Patent Grant
Process for preparing cellulose ethers with recovery of alkali
Patent number
5,840,882
Issue date
Nov 24, 1998
Clariant GmbH
Reinhard Doenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of water-soluble aminoalkyl derivatives...
Patent number
5,739,304
Issue date
Apr 14, 1998
Hoechst AG
Reinhard Doenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of low molecular weight cellulose ethers
Patent number
5,719,274
Issue date
Feb 17, 1998
Hoechst Aktiengesellschaft
Reinhard Doenges
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for the preparation of low molecular weight polysaccharide...
Patent number
5,708,162
Issue date
Jan 13, 1998
Hoechst Aktiengesellschaft
Josef Hilbig
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Carbonylmethylene-heterocyclic compounds containing trihalogenometh...
Patent number
4,966,828
Issue date
Oct 30, 1990
Hoechst Aktiengesellschaft
Reinhard Doenges
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Water-soluble, sulfoalkyl-containing, hydrophobically modified cell...
Publication number
20030208063
Publication date
Nov 6, 2003
Reinhard Doenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Water-soluble, sulfoalkyl-containing, hydrophobically modified cell...
Publication number
20020188117
Publication date
Dec 12, 2002
Clariant GmbH
Reinhard Doenges
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Hydrophobically modified cellulose ethers, their preparation and use
Publication number
20010021387
Publication date
Sep 13, 2001
Clariant GmbH
Ralf Krammer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...