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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.:

US 12493034 B1

PDFFull Text
Date of Patent:
Dec. 09, 2025

Filed:

Jan. 07, 2022

Reagent buffer

Applicant:

George Mason University, Fairfax, VA (US);

Inventors:

Lance A. Liotta, Manassas, VA (US);

Alessandra Luchini Kunkel, Manassas, VA (US);

Marissa Ashton Howard, Manassas, VA (US);

Amanda Haymond Still, Manassas, VA (US);

Ghaliah Abdraboh M. Alluhaibi, Manassas, VA (US);

Hannah Elizabeth Steinberg, Chicago, IL (US);

Assignee:

GEORGE MASON UNIVERSITY;

Attorneys:

Raj S. Dave

Dave Law Group LLC

Primary Examiner:

Jennifer Wecker

Assistant Examiner:

Oyeleye Alexander Alabi

Int. Cl.
CPC ...
B01L 3/00 (2006.01); B01F 33/302 (2022.01); B01F 33/3033 (2022.01); B01L 7/00 (2006.01); B01L 9/00 (2006.01); B23D 53/00 (2006.01); B65G 47/80 (2006.01); B82Y 20/00 (2011.01); B82Y 30/00 (2011.01); B82Y 40/00 (2011.01); C12M 1/34 (2006.01); C12M 3/06 (2006.01); C12N 1/14 (2006.01); C12N 1/20 (2006.01); C12Q 1/02 (2006.01); C12Q 1/6806 (2018.01); C12Q 1/6844 (2018.01); C12Q 1/6848 (2018.01); C12Q 1/686 (2018.01); C23C 2/00 (2006.01); G01N 15/10 (2024.01); G01N 15/14 (2024.01); G01N 15/1433 (2024.01); G01N 21/29 (2006.01); G01N 21/45 (2006.01); G01N 21/65 (2006.01); G01N 33/543 (2006.01); G01N 33/569 (2006.01); G01N 33/574 (2006.01); G01N 33/58 (2006.01); G02B 6/42 (2006.01);
U.S. Cl.
CPC ...
G01N 33/54393 (2013.01); G01N 33/54388 (2021.08); G01N 33/56983 (2013.01); G01N 2333/165 (2013.01);
Abstract

An embodiment relates to a reagent buffer comprising a zwitterionic sulfonic solution, a non-ionic surfactant solution, and a buffer solution, wherein the reagent buffer has a pH range of about 7.0 to about 8.0 and a circular dichroism with an absorbance peak more than 0 at 190 nm and 225 nm. In an embodiment, the reagent buffer is configured to be a reagent buffer for a lateral flow immunoassay for detection of COVID-19.

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Liotta, Lance. (2025). Reagent buffer (U.S. Patent No. 12493034). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12493034

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