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:
Apr. 27, 2010
Filed:
Jan. 04, 2008
Applicants:
Eric L. Burch, San Diego, CA (US);
Douglas E. Knight, San Diego, CA (US);
Inventors:
Eric L. Burch, San Diego, CA (US);
Douglas E. Knight, San Diego, CA (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A printing arrangement can include an ink-receiving coating applied to a media substrate, the ink-receiving coating having a coating thickness being configured to have a concentration gradient relative to the thickness. In the concentration gradient, the concentration of a cationic agent is greater in a center region of the ink-receiving coating relative to an upper region and a lower region.