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:
Feb. 21, 2012
Filed:
Sep. 25, 2008
Applicants:
Masahiko Yamaguchi, Yokohama, JP;
Shiro Irisa, Yokohama, JP;
Eiji Takahashi, Yokohama, JP;
Katsumasa Kikkawa, Yokohama, JP;
Inventors:
Masahiko Yamaguchi, Yokohama, JP;
Shiro Irisa, Yokohama, JP;
Eiji Takahashi, Yokohama, JP;
Katsumasa Kikkawa, Yokohama, JP;
Assignee:
Hodogaya Chemical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61Q 5/10 (2006.01); C07C 50/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hair dye containing a compound represented by the following general formula (I): wherein Rand Reach independently represent a hydrogen atom or a straight chain or branched alkyl group having 1 to 5 carbon atoms, and Anrepresents an inorganic anion, an organic anion, or a complex salt anion, respectively.