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Guido Sauter
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Patents Grants
last 30 patents
Information
Patent Grant
Compositions and methods for dyeing keratinous fibers
Patent number
7,156,884
Issue date
Jan 2, 2007
Wella AG
David Rozzell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
5-aryl-1,3,3-trimethyl-2-methylene-indoline derivatives and salts t...
Patent number
7,056,348
Issue date
Jun 6, 2006
Wella AG
Guido Sauter
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dye compositions containing quinolinium salts
Patent number
6,977,001
Issue date
Dec 20, 2005
Wella AG
Guido Sauter
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Agent and method for dyeing keratin fibers
Patent number
6,835,212
Issue date
Dec 28, 2004
Wella Aktiengesellschaft
David Rozzell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Agent for coloring fibers and method for temporarily coloring fibers
Patent number
6,669,739
Issue date
Dec 30, 2003
Wella Aktiengesellschaft
Guido Sauter
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Agent for dyeing fibers comprising an indoline/indolium derivative
Patent number
6,652,601
Issue date
Nov 25, 2003
Wella Aktiengesellschaft
Guido Sauter
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
Means for colouring keratin fibres comprising 2-amino-5-ethylphenol
Publication number
20050011016
Publication date
Jan 20, 2005
Cecile Pasquier
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Compositions and methods for dyeing keratinous fibers
Publication number
20040158936
Publication date
Aug 19, 2004
David Rozzell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Cationic dyes, method for the production thereof, and colouring age...
Publication number
20040039202
Publication date
Feb 26, 2004
Guido Sauter
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
5-Aryl-1.3.3.-trimethyl-2-methylene-indoline derivatives and salts...
Publication number
20030213071
Publication date
Nov 20, 2003
Guido Sauter
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
1-benzopyrane-derivatives and colouring agents containing the salts...
Publication number
20030196281
Publication date
Oct 23, 2003
Guido Sauter
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Dye compositions containing quinolinium salts
Publication number
20030177592
Publication date
Sep 25, 2003
Guido Sauter
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Agent for dyeing fibers comprising an indoline/indolium derivative
Publication number
20030079301
Publication date
May 1, 2003
Guido Sauter
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Agent and method for dyeing keratin fibres
Publication number
20030041391
Publication date
Mar 6, 2003
David Rozzell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Agent for coloring fibers and method for temporarily coloring fibers
Publication number
20020172651
Publication date
Nov 21, 2002
Guido Sauter
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...