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:
Mar. 26, 2010
Applicant:
Weiyang Lin, Kwai Chung, HK;
Inventor:
Weiyang Lin, Kwai Chung, HK;
Assignee:
Wex Medical Limited, Wachai, HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N 43/04 (2006.01); A01N 43/58 (2006.01); A61K 31/70 (2006.01); A61K 31/50 (2006.01); C07H 17/02 (2006.01); C07D 491/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Novel sodium channel blocking compounds tetrodotoxm galactopyranosides of formula I were isolated and purified by HPLC and identified further through IR, NMR, GC, and MS. The compounds have a galactopyranosyl moiety attached to C11 of tetrodotoxin and retain the analgesic activity of the latter. Pharmaceutical compositions and medical uses thereof are further disclosed.