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:
Oct. 21, 2014
Filed:
Sep. 30, 2011
Applicants:
Huston W. Rice, Vancouver, WA (US);
Erik D. Ness, Vancouver, WA (US);
David B. Novak, Philomath, OR (US);
Inventors:
Huston W. Rice, Vancouver, WA (US);
Erik D. Ness, Vancouver, WA (US);
David B. Novak, Philomath, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 29/393 (2006.01); G06F 21/44 (2013.01); B41J 2/175 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1753 (2013.01); G06F 21/44 (2013.01); B41J 2/17546 (2013.01); B41J 29/393 (2013.01);
Abstract
In an embodiment, an authentication system includes a base unit to receive a replaceable supply device, a controller integrated into the base unit, known characteristic data accessible by the controller, and an authentication algorithm executable on the controller to authenticate the supply device if a known characteristic measured on the supply device matches the known characteristic data.