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.

Date of Patent:
May. 19, 2026

Filed:

Jun. 18, 2019
Applicant:

Bristol-myers Squibb Company, Princeton, NJ (US);

Inventors:

Zhiqiang Chen, Boxborough, MA (US);

Xuankuo Xu, Boxborough, MA (US);

Sanchayita Ghose, Acton, MA (US);

Zhengjian Li, Sudbury, MA (US);

Assignee:

Bristol-Myers Squibb Company, Princeton, NJ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K 1/36 (2006.01); C07K 16/00 (2006.01);
U.S. Cl.
CPC ...
C07K 1/36 (2013.01); C07K 16/00 (2013.01);
Abstract

This disclosure provides a method of purifying proteins using a combined AEX-CEX chromatography in flow-through mode under an operating condition wherein no automation, engineering control, and/or in-line adjustment is used between the AEX and the CEX. The AEX and CEX (or CEX and AEX) can be connected directly.


Find Patent Forward Citations

Chen, Zhiqiang. (2026). Methods of purifying proteins using chromatography (U.S. Patent No. 12630583). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12630583

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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