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. 20, 2001
Filed:
Jan. 14, 1999
Applicant:
Inventors:
Shuji Kitamura, Tokyo, JP;
Takashi Ueyama, Kanagawa-ken, JP;
Assignee:
Calpis Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K 1/24 ;
U.S. Cl.
CPC ...
C07K 1/24 ;
Abstract
In a method of purifying whey separated from lactic acid fermentation liquid by electrodialysis wherein said whey contains angiotensin-converting enzyme inhibiting peptides, the improvement which comprises using an anion exchange membrane having a permeability of diffusion coefficient in the range of 3.0 to 9.0×10,cm/sec. An anion exchange membrane having a permeability of diffusion coefficient in the range of 5.0 to 7.0×10,cm/sec. is more efficiently used. The product is particularly suited to produce granules and tablets.