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:
Mar. 29, 2022
Filed:
Dec. 08, 2020
Applicant:
Beauty & Business S.p.a., Milan, IT;
Inventors:
Antonio Consoli, Urgnano, IT;
Katiuscia Grevalcuore, Bergamo, IT;
Massimo Fabbi, Mozzo, IT;
Emanuela Facchetti, Romano di Lombardia, IT;
Assignee:
BEAUTY & BUSINESS S.p.A., Milan, IT;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61Q 5/10 (2006.01); A61K 8/41 (2006.01); A61K 8/06 (2006.01); A61K 8/19 (2006.01); A61K 8/24 (2006.01); A61K 8/34 (2006.01); A61K 8/37 (2006.01); A61K 8/42 (2006.01); A61K 8/44 (2006.01); A61K 8/49 (2006.01); A61K 8/60 (2006.01);
U.S. Cl.
CPC ...
A61K 8/411 (2013.01); A61K 8/06 (2013.01); A61K 8/19 (2013.01); A61K 8/24 (2013.01); A61K 8/347 (2013.01); A61K 8/37 (2013.01); A61K 8/41 (2013.01); A61K 8/416 (2013.01); A61K 8/42 (2013.01); A61K 8/44 (2013.01); A61K 8/4946 (2013.01); A61K 8/60 (2013.01); A61Q 5/10 (2013.01); A61K 2800/30 (2013.01); A61K 2800/48 (2013.01);
Abstract
Disclosed are m-aminophenol-free hair-colouring compositions comprising a mixture of dyes consisting of methoxymethyl-p-phenylenediamine, hydroxyethyl-3,4-methylenedioxyaniline and 5-amino-6-chloro-o-cresol, an alkalising agent, and optionally other oxidative dyes, provided that they are not p-phenylenediamine or p-toluenediamine The compositions according to the invention provide stable colours that do not change with time.