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:
Jul. 08, 2008
Filed:
Jun. 28, 2006
Applicant:
Laure Ramos-stanbury, Sceaux, FR;
Inventor:
Laure Ramos-Stanbury, Sceaux, FR;
Assignee:
L'Oreal S.A., Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
A61Q 5/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein are para-phenylenediamine compounds of formula (I), and their salts and solvates: wherein Rand Rform, together with the carbon atoms to which they are attached, a 4-, 5-, 6- or 7-membered ring, wherein the ring comprises carbon atoms and, optionally, one or two atoms chosen from oxygen and nitrogen, the ring being optionally substituted, with the proviso that when the ring comprises two atoms chosen from oxygen and nitrogen, these two atoms are non-adjacent. Compositions comprising these compounds and processes of making them, as well as processes and kits for dyeing keratin fibers are also disclosed.