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. 31, 2017

Filed:

Jul. 29, 2008
Applicants:

Kiyomi Furihata, Hachioji, JP;

Hiroyuki Kawahara, Hachioji, JP;

Hideaki Yamaguchi, Hachioji, JP;

Hideo Ikemoto, Hachioji, JP;

Nobushige Doisaki, Hachioji, JP;

Inventors:

Kiyomi Furihata, Hachioji, JP;

Hiroyuki Kawahara, Hachioji, JP;

Hideaki Yamaguchi, Hachioji, JP;

Hideo Ikemoto, Hachioji, JP;

Nobushige Doisaki, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P 7/64 (2006.01); C11C 1/04 (2006.01); C11C 3/10 (2006.01);
U.S. Cl.
CPC ...
C11C 1/045 (2013.01); C11C 3/10 (2013.01); C12P 7/6472 (2013.01);
Abstract

Alcoholysis of oils and fats containing EPA and DHA is performed by a lipase having substrate specificity for fatty acids having 18 carbons or less and in the presence of a reaction additive such as magnesium oxide; then the glyceride fraction is separated; alcoholysis of the glyceride fraction is performed by a lipase having substrate specificity for fatty acids having 20 carbons or less and in the presence of a reaction additive such as magnesium oxide; and EPA-enriched oil and DHA-enriched oil are simultaneously obtained.


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