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:
Oct. 11, 2016
Filed:
Sep. 28, 2012
L'oreal, Paris, FR;
L'OREAL, Paris, FR;
Abstract
The invention relates to a composition for dyeing human keratin fibers such as the hair, in foam form, comprising at least one alkaline agent, at least one oxidizing agent, at least one oxidation dye precursor and at least one polycondensate of ethylene oxide and of propylene oxide of structure (I) below: H—(O—CH—CH)(O—CH(CH)—CH)—(O—CH—CH)—OH, in which a, a' range from 2 to 150, and b ranges from 1 to 100. The invention also relates to a process for dyeing human keratin fibers using this composition. A subject of the invention is also a device for dyeing keratin fibers, comprising the composition of the invention in liquid form and a foam dispenser for delivering the composition in the form of a foam.