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:
Nov. 26, 2024
Filed:
Apr. 24, 2019
Applicant:
Pola Chemical Industries, Inc., Shizuoka, JP;
Inventors:
Assignee:
POLA CHEMICAL INDUSTRIES, INC., Shizuoka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 8/44 (2006.01); A61Q 19/02 (2006.01);
U.S. Cl.
CPC ...
A61K 8/44 (2013.01); A61Q 19/02 (2013.01); A61K 2800/434 (2013.01);
Abstract
The object is to provide a skin whitening agent having an excellent skin whitening effect. A compound expressed by the following Formula (1), or an acid addition salt thereof is used as an active ingredient of the skin whitening agent: wherein, X represents an alkylene group having 1 to 2 carbon atoms, where a hydrogen atom may be substituted with a methyl group; Y represents COORor CHOR; Rrepresents a hydrogen atom, or an optionally branched alkyl group having 1 to 6 carbon atoms; and Rrepresents a hydrogen atom or an optionally branched acyl group having 1 to 6 carbon atoms.