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:
Aug. 08, 2017

Filed:

Mar. 15, 2013
Applicants:

Mark A. Kisner, Sugar Land, TX (US);

Travis R. Kisner, Houston, TX (US);

Inventors:

Mark A. Kisner, Sugar Land, TX (US);

Travis R. Kisner, Houston, TX (US);

Assignee:

DETECTACHEM LLC, Stafford, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/75 (2006.01); G01N 31/22 (2006.01); G01N 21/25 (2006.01); B01L 3/00 (2006.01);
U.S. Cl.
CPC ...
B01L 3/5023 (2013.01); G01N 21/25 (2013.01); G01N 21/75 (2013.01); G01N 31/22 (2013.01); B01L 2200/0636 (2013.01); B01L 2400/086 (2013.01);
Abstract

In some embodiments, the present disclosure pertains to a colorimetric system for detecting a substance, the colorimetric system that includes a first chemical container adapted for releasing a first chemical; a second chemical container adapted for releasing a second chemical; a flow modulation sheet adjacent each chemical container; and an encapsulation covering the flow modulation sheet and each chemical container, where the encapsulation comprises a window defining a target area of the filter paper such that the target area is adapted for applying the substance; where the flow modulation sheet comprises a design adapted for automatically controlling a first flow of the first chemical and a second flow of the second chemical to the target area.


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