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:
Aug. 21, 2018
Filed:
Jun. 03, 2014
Applicant:
Prestige Biopharma Pte. Ltd., Singapore, SG;
Inventors:
Soo Kwang Kim, Daejeon, KR;
Yong Ho Ahn, Daejeon, KR;
Young Min Kim, Gyeonggi-do, KR;
Dae Hae Song, Daejeon, KR;
Assignee:
Prestige Biopharma PTE, LTD, , SG;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07K 1/18 (2006.01); C07K 16/06 (2006.01); C07K 16/24 (2006.01); C07K 16/22 (2006.01);
U.S. Cl.
CPC ...
C07K 1/18 (2013.01); C07K 16/065 (2013.01); C07K 16/22 (2013.01); C07K 16/241 (2013.01);
Abstract
The present invention relates to a method of purifying an antibody with high purity and high quality by removing impurities by sequential use of a cation-exchange column, a culture supernatant multilayer filter and an anion-exchange column without using a protein-A column that is an affinity chromatography column which is generally used for antibody purification.