The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 11, 2005
Filed:
Aug. 22, 2003
Roland DE LA Mettrie, Le Vesinet, FR;
Jean Cotteret, Verneuil-sur-Seine, FR;
Arnaud DE Labbey, Aulnay sous Bois, FR;
Mireille Maubru, Chatou, FR;
Roland De La Mettrie, Le Vesinet, FR;
Jean Cotteret, Verneuil-sur-Seine, FR;
Arnaud De Labbey, Aulnay sous Bois, FR;
Mireille Maubru, Chatou, FR;
L'Oreal S.A., Paris, FR;
Abstract
The invention relates to a ready-to-use composition for the oxidation dyeing of keratin fibres, and in particular human keratin fibres such as the hair, comprising, in a medium which is suitable for dyeing, para-phenylenediamine as first oxidation base, at least one para-aminophenol as second oxidation base, 2-methyl-5-N-(β-hydroxyethyl)aminophenol as coupler and at least one enzyme of 2-electron oxidoreductase type in the presence of at least one donor for the said enzyme, and to the dyeing process using this composition.