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:
May. 18, 2021
Filed:
May. 08, 2017
Applicant:
Kyowa Hakko Bio Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
KYOWA HAKKO BIO CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H 3/06 (2006.01);
U.S. Cl.
CPC ...
C07H 3/06 (2013.01); C07B 2200/13 (2013.01);
Abstract
An object of the present invention is to provide a crystal of 3'-sialyllactose (hereinafter, referred to as 3SL), which is easily handled, and has high storage stability at normal temperature as well as under high temperature conditions, and provide a process for producing the same. The present invention relates to a 3SL sodium salt n-hydrate (wherein n represents any number of 0 to 9, and when n is 0, it is referred to as 3SL sodium salt anhydrate) and a process for producing the same.