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:
Jun. 30, 2026

Filed:

Jan. 29, 2021
Applicant:

Hewlett-packard Development Company, L.p., Spring, TX (US);

Inventors:

Ana Oropesa Fisica, Sant Cugat del Valles, ES;

Dorkaitz Alain Vazquez Fernandez, Sant Cugat del Valles, ES;

Oscar Gomez Camps, Sant Cugat del Valles, ES;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01); G06K 15/00 (2006.01);
U.S. Cl.
CPC ...
B41J 2/17566 (2013.01); B41J 2/17596 (2013.01); G06K 15/005 (2013.01); G06K 15/4075 (2013.01);
Abstract

A method of monitoring a fluid supply is provided, the fluid supply including a supply tank, an intermediate tank and a fluid pump operatively coupled to the supply tank and the intermediate tank; the method comprising with the intermediate tank having a defined first fluid level, starting to feed fluid from the intermediate tank; when a defined amount of fluid has been fed from the intermediate tank, with the feeding of fluid from the intermediate tank proceeding, activating the fluid pump to supply fluid from the supply tank to the intermediate tank; monitoring the fluid level of the intermediate tank while the fluid pump remains activated; and diagnosing operation of the fluid pump as a function of the fluid level of the intermediate tank.


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Oropesa Fisica, Ana. (2026). Monitoring of fluid supply (U.S. Patent No. 12668064). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12668064

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