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:
May. 17, 2011
Filed:
May. 29, 2006
Jae Won You, Seoul, KR;
Ho Sik Rho, Yongin-si, KR;
Duck Hee Kim, Seoul, KR;
Ih Seop Chang, Yongin-si, KR;
OK Sub Lee, Yongin-si, KR;
Jae Won You, Seoul, KR;
Ho Sik Rho, Yongin-si, KR;
Duck Hee Kim, Seoul, KR;
Ih Seop Chang, Yongin-si, KR;
Ok Sub Lee, Yongin-si, KR;
Amorepacific Corporation, Seoul, KR;
Abstract
The present invention relates to a sesamol derivative or its salt, and a skin external composition containing the same. More particularly, the invention relates to a sesamol derivative or its salt, which consists of sesamol and 3-aminopropane phosphoric acid, linked with each other by a phosphoric acid diester bond, and can be degraded into sesamol and 3-aminopropane phosphoric acid by enzymes present on the skin so as to simultaneously show the physiological activities of sesamol and 3-aminopropane phosphoric acid, as well as a preparation method thereof and a skin external composition containing the same.