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:
Jul. 04, 2023
Filed:
Aug. 18, 2021
Applicant:
Hewlett-packard Development Company, L.p., Spring, TX (US);
Inventors:
Jefferson P. Ward, Brush Prairie, WA (US);
Stephen D. Panshin, Corvallis, OR (US);
Assignee:
Hewlett-Packard Development Company L.P., Spring, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); B41J 2/175 (2006.01); G06F 21/44 (2013.01); H04L 9/40 (2022.01); G06F 7/58 (2006.01); H04W 12/61 (2021.01); G06Q 30/018 (2023.01);
U.S. Cl.
CPC ...
B41J 2/17543 (2013.01); B41J 2/17546 (2013.01); G06F 7/58 (2013.01); G06F 21/445 (2013.01); H04L 9/3242 (2013.01); H04L 9/3247 (2013.01); H04L 9/3271 (2013.01); H04L 63/0876 (2013.01); G06Q 30/018 (2013.01); H04L 2463/121 (2013.01); H04W 12/61 (2021.01);
Abstract
In an example implementation, a print supply cartridge comprises a microcontroller to receive a timing challenge and enable authentication of the cartridge by providing a challenge response. The challenge response is provided in a challenge response time that falls within an expected time window.