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:
Aug. 03, 2021
Filed:
Nov. 14, 2018
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Kenichi Shirai, Ichikawa, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/12 (2006.01); H04N 1/00 (2006.01);
U.S. Cl.
CPC ...
G06F 3/1247 (2013.01); G06F 3/1206 (2013.01); G06F 3/1288 (2013.01); G06F 3/1297 (2013.01); H04N 1/00244 (2013.01);
Abstract
A first hash value calculated by a print server based on print data and a second hash value calculated by an image processing apparatus by using the print data are compared, and printing processing using the print data is cancelled in a case where it is determined that the first hash value and the second hash value are not the same.