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:
Mar. 31, 1992
Filed:
Jul. 30, 1990
Applicant:
Inventors:
Shoichi Shimizu, Nagoya, JP;
Tsuneo Yamane, Nagoya, JP;
Dongxiu Li, Nagoya, JP;
Lekh R Juneja, Yokkaichi, JP;
Assignee:
The Nisshin Oil Mills, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P / ; C12P / ;
U.S. Cl.
CPC ...
435131 ; 435155 ; 435271 ;
Abstract
A method for preparing highly purified phosphatidylinositol comprises the steps of treating a mixed phospholipid with a phospholipase D, then treating the product with an alkali or acidic phosphatase and separating unreated phosphatidylinositol from the reaction mixture. The method makes it possible to isolate phosphatidylinositol useful in various fields in a high purity in the order of 80 to 99%.