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:
Jan. 16, 1996
Filed:
Sep. 23, 1992
Applicant:
Inventors:
Enrico Frangi, Milan, IT;
Marco Bertani, Milan, IT;
Giuseppe Mustich, Milan, IT;
Gianfranco Tuccini, Milan, IT;
Assignees:
Tecnofarmaci S.p.A., Pomezia, IT;
Indena S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
4241951 ; 210650 ;
Abstract
An extract enriched in procyanidol oligomers almost free from monomers is obtained by subjecting a crude vegetable extract, for instance from Vitis vinifera, to ultrafiltration on membranes of cut-off from 3,000 to 600, or to a selective extraction with ethers, or esters or mixtures of ethyl acetate and aromatic hydrocarbons.