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:
Aug. 09, 2011
Filed:
May. 19, 2003
Hideo Tanaka, Kyoto, JP;
Masahiko Tanaka, Otsu, JP;
Yasuo Furuta, Otsu, JP;
Kosaburo Wakamatsu, Kyoto, JP;
Junko Kamimura, Kyoto, JP;
Fumiki Harano, Kyoto, JP;
Mitsuaki Kawamura, Kyoto, JP;
Shigekatsu Kawabata, Itano-gun, JP;
Shigeo Shinohara, Kyoto, JP;
Noboru Yoshino, Kyoto, JP;
Hideo Tanaka, Kyoto, JP;
Masahiko Tanaka, Otsu, JP;
Yasuo Furuta, Otsu, JP;
Kosaburo Wakamatsu, Kyoto, JP;
Junko Kamimura, Kyoto, JP;
Fumiki Harano, Kyoto, JP;
Mitsuaki Kawamura, Kyoto, JP;
Shigekatsu Kawabata, Itano-gun, JP;
Shigeo Shinohara, Kyoto, JP;
Noboru Yoshino, Kyoto, JP;
Otsuka Pharmaceutical Co., Ltd., Tokyo, JP;
Abstract
The present invention provides a composition that can effectively improve melasma and a composition that can effectively reduce skin dullness. The composition for improving melasma comprises a purine nucleic acid-related substance and a pharmaceutically or cosmetically acceptable carrier, and exhibits an excellent melasma improving effect due to the action of the purine nucleic acid-related substance contained. The composition for reducing skin dullness comprises a purine nucleic acid-related substance and a pharmaceutically or cosmetically acceptable carrier, and exhibits an excellent effect of reducing skin dullness due to the action of the purine nucleic acid-related substance contained.