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Givisiez, CH
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Patents Grants
last 30 patents
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
Information
Patent Grant
Compositions containing 1,4-diamino-2-methoxymethylbenzene and salt...
Patent number
6,648,923
Issue date
Nov 18, 2003
Wella Aktiengesellschaft
Otto Goettel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for dyeing keratin fibers comprising 1,4-diamino-2-methoxym...
Patent number
6,558,433
Issue date
May 6, 2003
Wella AG
Otto Goettel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Agents and method for producing temporary colorations of keratin fi...
Patent number
6,494,923
Issue date
Dec 17, 2002
Wella Aktiengesellschaft
Otto Goettel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for making 2-aminomethyl-1, 4-diaminobenzene and its salts...
Patent number
6,461,390
Issue date
Oct 8, 2002
Wella Aktiengesellschaft
Otto Goettel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Agents and method for producing semi-permanent colorations of kerat...
Patent number
6,361,571
Issue date
Mar 26, 2002
Wella Aktiengesellschaft
Otto Goettel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Colorant and method for producing temporary hair colors
Patent number
6,312,478
Issue date
Nov 6, 2001
Wella Aktiengesellschaft
Otto Goettel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
Process for making 1,4-diamino-2-methoxymethylbenzene and salts the...
Publication number
20030041392
Publication date
Mar 6, 2003
Otto Goettel
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Bridged diaminopyrazole compounds and dye compositions containing same
Publication number
20020170125
Publication date
Nov 21, 2002
Otto Goettel
C07 - ORGANIC CHEMISTRY
Information
Patent Application
AGENTS AND METHOD FOR PRODUCING TEMPORARY COLORATIONS OF KERATIN FI...
Publication number
20020010969
Publication date
Jan 31, 2002
OTTO GOETTEL
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE