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:
Sep. 22, 2009
Filed:
Feb. 28, 2005
Stéphane Sabelle, Paris, FR;
Christian Blaise, Saint Mande, FR;
Philippe Breton, Noisy le Roi, FR;
Jean-jacques Vandenbossche, Begaar, FR;
Stéphane Sabelle, Paris, FR;
Christian Blaise, Saint Mande, FR;
Philippe Breton, Noisy le Roi, FR;
Jean-Jacques Vandenbossche, Begaar, FR;
L'Oreal, S.A., Paris, FR;
Abstract
The present disclosure relates to novel N-alkylpolyhydroxylated secondary para-phenylenediamines, to processes for preparing them, to compositions for dyeing keratin fibers, for example keratin fibers such as the hair, comprising, in a medium that is suitable for dyeing, at least one such secondary para-phenylenediamine. The present disclosure also relates to processes for dyeing keratin fibers with the compositions according to the present disclosure, and to dyeing kits containing such compositions.