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:
Oct. 27, 2020
Filed:
Oct. 24, 2017
Applicant:
Yamasa Corporation, Choshi-shi, JP;
Inventors:
Yusuke Ohba, Choshi, JP;
Tomoko Oyama, Choshi, JP;
Fumitaka Kano, Choshi, JP;
Asuka Uchino, Choshi, JP;
Assignee:
YAMASA CORPORATION, Choshi-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/7105 (2006.01); A61P 27/02 (2006.01); C07H 19/10 (2006.01); C07H 1/06 (2006.01);
U.S. Cl.
CPC ...
C07H 19/10 (2013.01); A61K 31/7105 (2013.01); A61P 27/02 (2018.01); C07H 1/06 (2013.01);
Abstract
To provide an easy and practical iron ion removal method, as a method for purifying P,P-di(uridine 5'-)tetraphosphate from a solution containing iron ions. Purification is performed by a purification method including