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:
May. 19, 1998
Filed:
Oct. 20, 1995
Brian D Gragg, San Diego, CA (US);
George T Kaplinsky, San Diego, CA (US);
Tofigh Khodapanah, San Diego, CA (US);
David W Swanson, Escondido, CA (US);
James E Clark, Albany, OR (US);
Hewlett-Packard Company, Palo Alto, CA (US);
Abstract
In a computer-driven ink-jet printer, a carriage-borne ink reservoir system adjacent a print head, having a housing and a movable wall within and in sealing contact with the housing, the movable wall being observable and forming a portion of a variable volume ink chamber within the housing, the position of the movable wall being related to the volume of ink contained in the carriage-borne ink reservoir.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile