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:
Feb. 28, 1995
Filed:
Nov. 17, 1993
Applicant:
Inventors:
Takehiko Kataoka, Kawasaki, JP;
Akihiko Yasaki, Kawasaki, JP;
Shinichi Kishimoto, Kawasaki, JP;
Toshihisa Kato, Kawasaki, JP;
Assignee:
Ajinomoto Co., Inc., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560 41 ;
Abstract
A method for the solid-liquid separation of a suspension of .alpha.-L-aspartyl-L-phenylalanine methyl ester (.alpha.-APM) or its hydrochloride salt (.alpha.-APM.HCl), wherein an aqueous suspension of .alpha.-L-aspartyl-L-phenylalanine methyl ester or its hydrochloride salt is subjected to continuous separation by vacuum filtration.