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Emmanuel Morand
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Neyruz, CH
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Patents Grants
last 30 patents
Information
Patent Grant
Cationic diaminopyrazoles, a process for producing them and coloran...
Patent number
7,462,204
Issue date
Dec 9, 2008
Wella AG
Otto Goettel
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of 4-hydroxalkylamino-2-nitro-anisoles
Patent number
7,405,325
Issue date
Jul 29, 2008
The Procter & Gamble Company
Otto Göttel
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
M-diaminobenzenes, their acid adducts and the use thereof in colorants
Patent number
7,361,198
Issue date
Apr 22, 2008
Wella AG
Otto Goettel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
N-aryl-4,5-diaminopyrazoles and dyes containing said compounds
Patent number
7,195,649
Issue date
Mar 27, 2007
Wella AG
Otto Goettel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Bridged diaminopyrazole compounds and dye compositions containing same
Patent number
6,716,257
Issue date
Apr 6, 2004
Wella Aktiengesellschaft
Otto Goettel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
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Patent Application
New process for the preparation of 4-hydroxalkylamino-2-nitro-anisoles
Publication number
20070249868
Publication date
Oct 25, 2007
Otto Gottel
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Cationic diaminopyrazoles, a process for producing them and coloran...
Publication number
20070056120
Publication date
Mar 15, 2007
Otto Goettel
C07 - ORGANIC CHEMISTRY
Information
Patent Application
M-diaminobenzenes, their acid adducts and the use thereof in colorants
Publication number
20060047172
Publication date
Mar 2, 2006
Otto Goettel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
N-aryl-4,5-diaminopyrazoles and dyes containing said compounds
Publication number
20050081312
Publication date
Apr 21, 2005
Otto Goettel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Bridged diaminopyrazole compounds and dye compositions containing same
Publication number
20020170125
Publication date
Nov 21, 2002
Otto Goettel
C07 - ORGANIC CHEMISTRY