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. 25, 2022
Filed:
Dec. 19, 2018
Applicant:
Csl Behring Lengnau Ag, Lengnau, CH;
Inventors:
Tobias Brandt, Marburg, DE;
Hubert Metzner, Marburg, DE;
Carsten Horn, Marburg, DE;
Thomas Nowak, Staufenberg, DE;
Assignee:
CSL Behring Lengnau AG, Lengnau, CH;
Primary Examiner:
Int. Cl.
CPC ...
C07K 1/22 (2006.01); A61L 2/18 (2006.01);
U.S. Cl.
CPC ...
C07K 1/22 (2013.01); A61L 2/18 (2013.01);
Abstract
A process for purifying a recombinant protein comprising the steps of: i) providing a solution comprising the recombinant protein; ii) adding an alkyl glycoside to the solution; and iii) purifying the recombinant protein. The addition of the alkyl glycoside provides improved clearance of process-related impurities. The purified recombinant protein of the invention has low levels of host cell DNA, host cell protein and viral contamination.