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:
Apr. 16, 2002
Filed:
Feb. 19, 1999
Applicant:
Inventors:
Uwe Christians, San Rafael, CA (US);
Volkhard W. Kaever, Burgdorf, DE;
Assignee:
AvMax, Inc., South San Francisco, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 3/1444 ; A61K 3/144 ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
A61K 3/1444 ; A61K 3/144 ; C07D / ; C07D / ;
Abstract
A novel compound N-demethyl-sinomenine, a metabolite of the anti-arthritic alkaloid sinomenine, has been identified and characterized. The compound may be incorporated in a pharmaceutical composition and may be administered to patients for treatment of various disorders, such as rheumatoid arthritis. The novel compound has superior biological activity and water solubility as compared to sinomenine.