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. 10, 2018
Filed:
May. 23, 2017
Applicant:
Hoyu Co., Ltd., Nagoya-shi, Aichi-ken, JP;
Inventors:
Nana Morishita, Aichi-ken, JP;
Hiroki Takahashi, Aichi-ken, JP;
Assignee:
HOYU CO., LTD., Nagoya-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61Q 5/10 (2006.01); A61K 8/34 (2006.01); A61K 8/86 (2006.01); A61K 8/73 (2006.01); A61K 8/46 (2006.01); A61K 8/41 (2006.01); A61K 8/37 (2006.01);
U.S. Cl.
CPC ...
A61K 8/347 (2013.01); A61K 8/342 (2013.01); A61K 8/37 (2013.01); A61K 8/415 (2013.01); A61K 8/463 (2013.01); A61K 8/731 (2013.01); A61K 8/86 (2013.01); A61Q 5/10 (2013.01);
Abstract
An oxidative hair dye composition includes an alkaline agent and an oxidant. The oxidative hair dye composition further includes (A) α-naphthol in a content of 0.005 to 0.45% by mass, (B) at least one oily component selected from a higher alcohol, an ester, and a wax that are in a liquid state at 25° C., and (C) a nonionic surfactant having a polyoxyethylene chain having a number of moles of added ethylene oxide of 20 or more.