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:
Jun. 11, 2019
Filed:
Jun. 30, 2015
Hewlett-packard Development Company, L.p., Houston, TX (US);
Marta Coma Vives, Barcelona, ES;
Emilio Angulo Navarro, Barcelona, ES;
Macia Sole Pans, Sant Quirze del Valles, ES;
Marta Coma Vives, Barcelona, ES;
Emilio Angulo Navarro, Barcelona, ES;
Macia Sole Pons, Sant Quirze del Valles, ES;
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Abstract
A printing fluid circulation system is described. The system comprises first and second reservoirs, an outlet to supply printing fluid to a fluid inlet of a printhead, an inlet to receive printing fluid from a fluid outlet of the printhead, and a supply system. The supply system is to operate in a first mode to concurrently supply printing fluid from the first reservoir to the outlet and from the inlet to the second reservoir, and in a second mode to concurrently supply printing fluid from the second reservoir to the outlet and from the inlet to the first reservoir.