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:
Nov. 11, 2003
Filed:
Jan. 30, 2002
Applicant:
Inventor:
Richard Anderson, Escondido, CA (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/01 ;
U.S. Cl.
CPC ...
B41J 2/01 ;
Abstract
The present invention is drawn toward inkjet images that are produced using small volume ink drops, and display improved visual properties, such as increased lightfastness and optical density. In one aspect, the ink may include a metalized dye having at least one heterocyclic nitrogen ring and a diazo bond wherein the heterocyclic nitrogen is chelated or complexed to a transition metal, and may be applied to a print media in drop volumes of about 8 pl or less.