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:
Jan. 14, 2025
Filed:
Feb. 24, 2022
Applicant:
Nissui Corporation, Tokyo, JP;
Inventors:
Kiyomi Furihata, Tokyo, JP;
Masashi Katayama, Tokyo, JP;
Assignee:
Nissui Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 15/20 (2006.01); B01D 15/32 (2006.01); B01J 20/28 (2006.01); B01J 20/287 (2006.01); C07C 69/587 (2006.01); G01N 30/52 (2006.01); G01N 30/56 (2006.01); B01J 20/286 (2006.01); B01J 20/288 (2006.01); C07C 67/56 (2006.01);
U.S. Cl.
CPC ...
B01D 15/206 (2013.01); B01D 15/325 (2013.01); B01J 20/28004 (2013.01); B01J 20/287 (2013.01); C07C 69/587 (2013.01); G01N 30/52 (2013.01); G01N 30/56 (2013.01); B01J 2220/52 (2013.01); C07C 67/56 (2013.01); G01N 2030/565 (2013.01);
Abstract
In the specification, a method for purifying a compound by column chromatography, and a method for optimizing the symmetry factor and theoretical plate number by allowing the slurry to settle and reducing the sedimentation volume of the slurry. A compound purified by such method is also provided.