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:
Mar. 24, 2020

Filed:

Apr. 17, 2017
Applicants:

Michael G. Mauk, Philadelphia, PA (US);

Dharma Teja Varapula, Philadelphia, PA (US);

Sirisha Phanithra Gutta, Pittsburgh, PA (US);

Inventors:

Michael G. Mauk, Philadelphia, PA (US);

Dharma Teja Varapula, Philadelphia, PA (US);

Sirisha Phanithra Gutta, Pittsburgh, PA (US);

Assignee:

Mauk et al., Philadelphia, PA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12Q 1/68 (2018.01); B01L 3/00 (2006.01); B01L 7/00 (2006.01); C12Q 1/6844 (2018.01);
U.S. Cl.
CPC ...
B01L 3/502715 (2013.01); B01L 3/5023 (2013.01); B01L 3/50273 (2013.01); B01L 7/52 (2013.01); B01L 7/525 (2013.01); B01L 2200/0621 (2013.01); B01L 2200/10 (2013.01); B01L 2300/0654 (2013.01); B01L 2300/0825 (2013.01); B01L 2300/126 (2013.01); B01L 2400/0406 (2013.01); B01L 2400/0457 (2013.01); C12Q 1/6844 (2013.01);
Abstract

A testing device that integrates nucleic acid isolation, isothermal amplification and detection wherein a sample and reagents are transported through a capture/binding membrane by capillary forces and the positioning of a slidebar that supports said binding membrane. Flow control and fluid actuation are effected by the position of said slidebar which makes a fluidic connection through the capture membrane situated between a reservoir of liquid on the device and an absorbing pad, and where a sequence of operations for sample loading, washing, optionally amplification, and optical detection of analytes can be done conveniently and rapidly at the point of care. With minimal operator interaction, this device can lyse, isolate, amplify, and detect nucleic acids from clinical specimens and environmental samples.


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