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:
Nov. 05, 2019

Filed:

Dec. 19, 2017
Applicant:

Lexmark International, Inc., Lexington, KY (US);

Inventors:

Jeffrey Lawrence Tonges, Versailles, KY (US);

Brad Edward Mattingly, Lawrenceburg, KY (US);

Jarrett Clark Gayne, Lexington, KY (US);

Ann Marie Trebolo, Nicholasville, KY (US);

Gregory Alan Cavill, Winchester, KY (US);

Assignee:

LEXMARK INTERNATIONAL, INC., Lexington, KY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 21/12 (2006.01); G03G 15/08 (2006.01); G01F 23/26 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0856 (2013.01); G01F 23/263 (2013.01); G03G 15/0865 (2013.01); G03G 21/12 (2013.01);
Abstract

A toner container according to one example embodiment includes a housing having a reservoir for holding toner. A first electrode and a second electrode are positioned on the housing. The first electrode and the second electrode form a capacitor having a capacitance that changes in response to a change in an amount of toner in the reservoir between the first electrode and the second electrode. The first electrode includes a first rod and the second electrode includes a second rod spaced from the first rod.


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