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. 16, 2013
Filed:
Jun. 01, 2011
Applicants:
Hirotada Fukunishi, Yokohama, JP;
Rikako Suzuki, Yokohama, JP;
Kiyoshi Sato, Yokohama, JP;
Masaru Suetsugu, Yokohama, JP;
Inventors:
Hirotada Fukunishi, Yokohama, JP;
Rikako Suzuki, Yokohama, JP;
Kiyoshi Sato, Yokohama, JP;
Masaru Suetsugu, Yokohama, JP;
Assignee:
Shiseido Company, Ltd., Chuo-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/6615 (2006.01); C07F 9/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a compound that has a high whitening effect and is excellent in safety and stability and provides an external preparation for skin comprising the same. The compound of the present invention is a 4-alkylresorcinol derivative represented by formula (1) or a salt thereof: