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. 20, 2025

Filed:

Dec. 16, 2019
Applicant:

Solventum Intellectual Properties Company, Maplewood, MN (US);

Inventors:

Jonathan F. Hester, Hudson, WI (US);

Eric J. Olson, Prior Lake, MN (US);

Francis E. Porbeni, Woodbury, MN (US);

Andrew W. Vail, Bayport, MN (US);

Alexei M. Voloshin, Woodbury, MN (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 30/96 (2006.01); C07K 1/22 (2006.01); G01N 30/88 (2006.01);
U.S. Cl.
CPC ...
G01N 30/96 (2013.01); C07K 1/22 (2013.01); G01N 2030/889 (2013.01);
Abstract

Described herein is method for testing an ion exchange chromatography device. The method includes monitoring both a binding and a non-binding species and determining their breakthrough point to determine a net breakthrough value. The method can be used to determine the integrity of the chromatography device, ensure that the chromatography device possesses the expected adsorbent capacity, and/or determine viral clearance of the chromatography device.


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