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.:
Date of Patent:
Mar. 20, 2018
Filed:
Oct. 23, 2015
Applicant:
University of Cincinnati, Cincinnati, OH (US);
Inventors:
Anastasios Angelopoulos, Cincinnati, OH (US);
Subasri M Ayyadurai, Cincinnati, OH (US);
Jonathan A. Bernstein, Cincinnati, OH (US);
Daniel S. Kanter, Cincinnati, OH (US);
Assignee:
University of Cincinnati, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/78 (2006.01); G01N 31/22 (2006.01); G01N 21/75 (2006.01); G01N 21/77 (2006.01);
U.S. Cl.
CPC ...
G01N 21/78 (2013.01); G01N 31/22 (2013.01); G01N 2021/757 (2013.01); G01N 2021/775 (2013.01);
Abstract
An optical sensor for monitoring an environmental condition, the optical sensor comprising a perfluorosulfonate ionomer membrane comprising a solution, wherein the solution comprises a transition metal-free dye component, wherein exposure of the optical sensor to a specific environmental condition produces a color shift on the optical sensor.