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. 12, 2000
Filed:
Aug. 19, 1999
Applicant:
Inventors:
Myun K Han, Silver Spring, MD (US);
Paul Lee, Phoenix, MD (US);
Assignee:
Georgetown University, Washington, DC (US);
Primary Examiner:
Int. Cl.
CPC ...
A01N / ; A01N / ;
U.S. Cl.
CPC ...
514533 ; 4241951 ;
Abstract
This invention provides extracts of Salvia species essentially consisting of that fraction from a Salvia that precipitates from aqueous solution at pH .ltoreq.3, said precipitate having the property such that it is is essentially fully dissolved in aqueous solution at pH 6, with solubility beginning to be readily observable at about pH 4, said extract having a molecular weight of .ltoreq.3500 datons. A preferred embodiment of the invention provides active agents having a molecular weight of .ltoreq.1000 daltons.