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:
Dec. 10, 2013
Filed:
Jul. 25, 2008
Jon Rittgers, Kildare, IE;
Edward Savage, Trim, IE;
Jon Rittgers, Kildare, IE;
Edward Savage, Trim, IE;
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Abstract
A color print cartridge comprises an ink housinghaving a single interior compartment. A print headmounted at the base of the housing in fluid communication with the interior of the compartment via a plurality of passagewaysin the base each having an entrance in the compartment. A single compressed blockof hydrophobic foam material is inserted under compression into the compartment immediately above the passageway entrances. A plurality of differently colored inks are injected into the block via respective needles, each ink filling a respective passagewayand a respective regionof the foam block above the passageway. The differently colored inks occupying non-contiguous regions within the block.