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:
Jun. 07, 2005
Filed:
Jul. 02, 2002
Applicants:
Rui Pereira, La Riche, FR;
Richard Martin, Rochecorbon, FR;
Inventors:
Rui Pereira, La Riche, FR;
Richard Martin, Rochecorbon, FR;
Assignee:
L'Oreal, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K007/06 ;
U.S. Cl.
CPC ...
Abstract
The present invention relates to the use for dyeing keratin fibers, in particular human keratin fibers such as the hair, of a dye precursor bearing at least one phosphate substituent of formula —O—PO(OH), in the presence of at least one acid or alkaline phosphatase.