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:
Aug. 18, 1998
Filed:
Feb. 20, 1996
Applicant:
Inventors:
Robert Aeschbach, Vevey, CH;
Patricia Rossi, La Tour-De-Peilz, CH;
Assignee:
Nestec S.A., Vevey, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A23D / ;
U.S. Cl.
CPC ...
426542 ; 426541 ; 424401 ; 514937 ;
Abstract
Antioxidant substances are obtained from vegetable matter by mixing vegetable matter containing antioxidant substances with a C.sub.2 -C.sub.6 alkylene glycol and subjecting the mixture to pressure of at least 40 bar to obtain a liquid extract. In carrying out the process, the vegetable matter mixed with the alkylene glycol has a moisture content of from 5% to 30% by weight. Further, to subject the mixture to pressure, the mixture is pressed, and additionally, the process includes filtering the extract to obtain a clear extract.