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.

Date of Patent:
Jan. 29, 2008

Filed:

Mar. 03, 2006
Applicants:

Kazuhiro Otsuka, Tokyo, JP;

Wataru Mizuno, Tokyo, JP;

Koji Hanaoka, Tokyo, JP;

Yuji Matsui, Tokyo, JP;

Hideyuki Takatsu, Tokyo, JP;

Inventors:

Kazuhiro Otsuka, Tokyo, JP;

Wataru Mizuno, Tokyo, JP;

Koji Hanaoka, Tokyo, JP;

Yuji Matsui, Tokyo, JP;

Hideyuki Takatsu, Tokyo, JP;

Assignee:

Kao Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A23F 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A process is described for the production of a packaged green tea beverage containing non-polymer catechins at a concentration of 0.05 to 0.5 wt. %. According to the process, an aluminosilicate which has an iron release rate of not greater than 0.8 mg/kg to a catechin-containing solution is brought into contact with a green tea mixture of a green tea extract and a concentrate of green tea extract. The present invention can provide beverages, which contain catechins at high concentration and inhibit the formation of dregs during long-term storage.


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