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:
Sep. 17, 2002
Filed:
Feb. 26, 2001
Applicant:
Inventor:
Thomas M. Farrow, Denver, CO (US);
Assignee:
Unigen Pharmaceuticals, Inc., Broomfield, CO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 3/578 ;
U.S. Cl.
CPC ...
A61K 3/578 ;
Abstract
The present invention relates generally to a method for the purification of aloesin, a C-glucosylated 5-methylchromone, tyrosinase inhibitor isolated from Aloe. Specifically, the present invention relates to a method for the crystallization of aloesin, that produces highly pure, relatively colorless aloesin