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:
Mar. 24, 2015
Filed:
Nov. 26, 2013
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Yukio Kanakubo, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/12 (2006.01); G06K 15/00 (2006.01);
U.S. Cl.
CPC ...
G06K 15/408 (2013.01); G06F 3/121 (2013.01); G06F 3/1234 (2013.01); G06F 3/1236 (2013.01); G06F 3/1284 (2013.01);
Abstract
A status information communication port for notifying a host apparatus of an error that has occurred during initialization of a printer engine, and a print data communication port for receiving print data sent from the host apparatus are respectively opened at appropriate timings. For example, the status information communication port is opened in response to completion of initialization of an interface, and the print data communication port is opened in response to completion of the initialization of the printer engine.