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:
Jun. 22, 2010
Filed:
Sep. 03, 2009
Applicants:
Wei-chuan Tsai, Taipei, TW;
Chen-yin Chen, Taipei, TW;
Ming-yi Chiu, Taipei, TW;
Yi-fan Ling, Taipei, TW;
Nai-hsuan Hsu, Taipei, TW;
Inventors:
Wei-Chuan Tsai, Taipei, TW;
Chen-Yin Chen, Taipei, TW;
Ming-Yi Chiu, Taipei, TW;
Yi-Fan Ling, Taipei, TW;
Nai-Hsuan Hsu, Taipei, TW;
Assignee:
Corum Inc., Taipei, TW;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 307/33 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention discloses the ascorbic acid derivatives. The inventive molecules that combine with one or two hydrophilic headgroups connected by a hydrophobic spacer can increase skin penetration.