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. 06, 2012
Filed:
Apr. 30, 2009
Applicants:
David Ramirez Muela, Barcelona, ES;
Francisco Lopez Moral, Castellbisbal, ES;
Maria Dinares Argemi, Terrassa, ES;
Xavier Gasso Puchal, Barcelona, ES;
Inventors:
David Ramirez Muela, Barcelona, ES;
Francisco Lopez Moral, Castellbisbal, ES;
Maria Dinares Argemi, Terrassa, ES;
Xavier Gasso Puchal, Barcelona, ES;
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 29/393 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system for monitoring ink flow is disclosed. In one embodiment, the system includes a printhead configured to perform a priming event, a heating element, a sensor configured to measure the temperature of a printhead die at a plurality of times, and a processor configured to determine the success of a priming event by comparing an actual cooling rate to a threshold cooling rate.