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:
Apr. 22, 1997
Filed:
Aug. 30, 1996
Applicant:
Inventors:
Caroline Tricaud, Cormeilles En Parisis, FR;
Jean-Marie Millequant, Saint-Maur, FR;
Henri Sebag, Paris, FR;
Assignee:
L'Oreal, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 62 ; 424401 ; 424501 ;
Abstract
Cosmetic compositions for bleaching hair comprising at least one oxidizing agent selected from peroxygen compounds and at least one block and/or random linear polyoxyethylene/polyoxypropylene copolymer, the copolymer being anhydrous and, at room temperature, further being both liquid and soluble in water, and the composition being pulverulent and anhydrous. Bleaching powders that are fine, anhydrous, free-flowing, homogeneous, non-dusty, are perfectly dispersible in hydrogen peroxide and have improved cosmetic properties.