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.

Date of Patent:
Nov. 14, 2017

Filed:

Apr. 26, 2017
Applicant:

Hewlett-packard Development Company, L.p., Houston, TX (US);

Inventors:

Erik D. Ness, Vancouver, WA (US);

Huston W. Rice, Vancouver, WA (US);

Brendan Hall, Leixlip, IE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01); B41J 2/195 (2006.01);
U.S. Cl.
CPC ...
B41J 2/17546 (2013.01); B41J 2/17503 (2013.01); B41J 2/17526 (2013.01);
Abstract

Encryption of fluid cartridges for use with imaging devices is disclosed herein. One disclosed apparatus includes a memory of a fluid cartridge comprising a plurality of sequential bits, where the plurality of sequential bits are written to the memory after the plurality of sequential bits are transformed based on scrambling bits of the plurality of sequential bits, and a memory interface of the fluid cartridge to enable access to the memory to authenticate the fluid cartridge.


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