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:
Jul. 22, 1997
Filed:
Mar. 23, 1995
Applicant:
Inventors:
S Dana Seccombe, Foster City, CA (US);
Jon J Fong, San Diego, CA (US);
Assignee:
Hewlett-Packard Company, Palo Alto, GA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
347 85 ; 347 94 ;
Abstract
An ink-jet printing system having a pressurized ink reservoir. Ink at elevated pressure is supplied to a back pressure regulator which reduces the pressure down for use by conventional ink-jet printhead. The ink reservoir can be either stationary and off-axis or movable and onboard with the printhead.