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Marly, CH
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Patents Grants
last 30 patents
Information
Patent Grant
Cationic dyes and dyestuff for keratin fibres containing said compo...
Patent number
7,455,698
Issue date
Nov 25, 2008
Wella AG
Laurent Chassot
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Multi-component kit and method for temporarily dyeing and later dec...
Patent number
7,214,248
Issue date
May 8, 2007
Wella AG
Manuela Javet
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
3-aminophenol derivatives and dyes that contain these compounds whi...
Patent number
7,132,001
Issue date
Nov 7, 2006
Wella AG
Gisela Umbricht
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
7-nitro-2,1,3-benzoxadiazole and 7-nitro-2,1,3-benzthiadiazole deri...
Patent number
7,083,656
Issue date
Aug 1, 2006
Wella AG
Gisela Umbricht
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Agent and method for coloring keratin fibers containing 2-benzothia...
Patent number
7,070,625
Issue date
Jul 4, 2006
Wella AG
Cécile Pasquier
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3-Aminophenol derivatives substituted in the 2-position, and dyes c...
Patent number
7,033,401
Issue date
Apr 25, 2006
Wella AG
Gisela Umbricht
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
7-nitro-2,1,3-benzoxadiazole and 7-nitro-2,1,3-benzthiadiazole deri...
Patent number
6,908,492
Issue date
Jun 21, 2005
Wella Aktiengesellschaft
Gisela Umbricht
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
7-Nitro-2,1,3-benzoxadiazole and 7-nitro-2,1,3-benzthiadiazole deri...
Patent number
6,869,454
Issue date
Mar 22, 2005
Wella Aktiengesellschaft
Gisela Umbricht
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
7-Nitro-2,1,3-benzoxadiazole derivatives and 7-nitro,2,1,3-benzthia...
Patent number
6,726,730
Issue date
Apr 27, 2004
Wella Aktiengesellschaft
Gisela Umbricht
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Composition and method for dyeing keratin fibers with o-benzoquinon...
Patent number
5,879,411
Issue date
Mar 9, 1999
Wella AG
Hans-Juergen Braun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
Cationic Dyes and Dyestuff for Keratin Fibres Containing Said Compo...
Publication number
20070258929
Publication date
Nov 8, 2007
Laurent Chassot
C07 - ORGANIC CHEMISTRY
Information
Patent Application
3-Amino-2-aminomethylphenol derivatives and colorants comprising th...
Publication number
20070022546
Publication date
Feb 1, 2007
Gisela Umbricht
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
3-Aminophenol derivatives and dyes that contain these compounds whi...
Publication number
20040231064
Publication date
Nov 25, 2004
Gisela Umbricht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
3-Aminophenol derivatives substituted in the 2-position, and dyes c...
Publication number
20040147515
Publication date
Jul 29, 2004
Gisela Umbricht
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
7-Nitro-2,1,3-benzoxadiazole and 7-nitro-2,1,3-benzthiadiazole deri...
Publication number
20040139562
Publication date
Jul 22, 2004
Gisela Umbricht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
7-Nitro-2,1,3-benzoxadiazole and 7-nitro-2,1,3-benzthiadiazole deri...
Publication number
20040139563
Publication date
Jul 22, 2004
Gisela Umbricht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Agent and method for coloring keratin fibers containing 2-benzothia...
Publication number
20040060124
Publication date
Apr 1, 2004
Cecile Pasquier
C07 - ORGANIC CHEMISTRY
Information
Patent Application
7-Nitro-2,1,3-benzoxadiazole derivatives and 7-nitro-2,1,3-benzthia...
Publication number
20030171594
Publication date
Sep 11, 2003
Gisela Umbricht
C07 - ORGANIC CHEMISTRY