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:
Nov. 03, 2009
Filed:
Dec. 14, 2007
Frédéric Guerin, Paris, FR;
Luc Gourlaouen, Asnieres, FR;
Pascal Simon, Thiais, FR;
Josselyne Raymonde Jacqueline Simon, Legal Representative, Thiais, FR;
Frédéric Guerin, Paris, FR;
Luc Gourlaouen, Asnieres, FR;
Pascal Simon, Thiais, FR;
Josselyne Raymonde Jacqueline Simon, legal representative, Thiais, FR;
L'Oreal S.A., Paris, FR;
Abstract
The present disclosure relates to a substantially dry cosmetic article for dyeing keratin materials, comprising a porous flexible substrate, and at least one direct dyes and/or direct dye precursor in powder form, which are capable of dyeing the keratin material via heat transfer, the substrate and the direct dyes or direct dye precursors being non-covalently bonded to the substrate. Disclosed herein is also a method for dyeing keratin materials, for example, human keratin materials, via dry heat transfer, using the dry heat-transfer cosmetic article.