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:
Oct. 03, 2017
Filed:
Mar. 06, 2015
Applicants:
Thomas A. Davis, El Paso, TX (US);
David Nemir, El Paso, TX (US);
Inventors:
Thomas A. Davis, El Paso, TX (US);
David Nemir, El Paso, TX (US);
Assignee:
THE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM, Austin, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/02 (2006.01); G01R 27/22 (2006.01); C02F 1/00 (2006.01); C02F 1/42 (2006.01); G01N 27/12 (2006.01);
U.S. Cl.
CPC ...
G01R 27/22 (2013.01); C02F 1/008 (2013.01); C02F 1/42 (2013.01); G01N 27/12 (2013.01); C02F 2209/055 (2013.01);
Abstract
A sensor for detecting the breakthrough of hardness in a water softener measures a change in the conductivity of elongated cation-exchange material in contact with the treated water.