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. 26, 2002
Filed:
Aug. 05, 1998
Applicant:
Inventors:
Todd A. Cleland, Corvallis, OR (US);
Garrard Hume, Corvallis, OR (US);
Assignee:
Hewlett-Packard Company, Palo Alto, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 5/376 ; C25D 1/08 ;
U.S. Cl.
CPC ...
B21D 5/376 ; C25D 1/08 ;
Abstract
A method of manufacturing an orifice plate for a fluid ejection device comprises defining a plurality of orifice apertures in a substantially planar plate; and defining a plurality of closed slits in the plate.