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:
Jun. 27, 2006
Filed:
Apr. 01, 2004
Applicants:
Shirley Lee, Poway, CA (US);
Gary W. Byers, Vista, CA (US);
Alexey S Kabalnov, Corvallis, OR (US);
Mark H. Kowalski, Westford, MA (US);
Amiya K. Chatterjee, San Diego, CA (US);
Keshava a Prasad, San Marcos, CA (US);
David M. Schut, Philomath, OR (US);
Inventors:
Shirley Lee, Poway, CA (US);
Gary W. Byers, Vista, CA (US);
Alexey S Kabalnov, Corvallis, OR (US);
Mark H. Kowalski, Westford, MA (US);
Amiya K. Chatterjee, San Diego, CA (US);
Keshava A Prasad, San Marcos, CA (US);
David M. Schut, Philomath, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/01 (2006.01); C08L 39/00 (2006.01); C08L 33/08 (2006.01); C08L 25/08 (2006.01); C09D 11/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
Combinations of cationic underprinting fluids and anionic ink compositions that together achieve improved color quality and image stability in ink-jet printed images.