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:
Nov. 10, 2009
Filed:
Jan. 26, 2006
Applicants:
George A. Kraus, Ames, IA (US);
Yi Yuan, Ames, IA (US);
Inventors:
George A. Kraus, Ames, IA (US);
Yi Yuan, Ames, IA (US);
Assignee:
Iowa State University Research Foundation, Inc,, Ames, IA (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D 493/18 (2006.01); C07D 493/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for preparing A-type procyanidins is provided by reacting flavylium salts with catechins and analogs thereof, under anhydrous conditions in alcohol.