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:
Dec. 07, 2021
Filed:
Oct. 12, 2018
Canon Kabushiki Kaisha, Tokyo, JP;
Yuzo Harano, Sagamihara, JP;
Hideaki Ooba, Yokohama, JP;
Aya Ito, Tokyo, JP;
Junichi Yamakawa, Kashiwa, JP;
Yusuke Kimura, Abiko, JP;
Nobuhiro Kawamura, Nagareyama, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
An image forming system displays warning information representing a state of no printing sheet detected in a first sheet holding unit, and displays information representing a normal state of no sheet printing sheet detected in the second sheet holding unit. In a case where a transition occurs from a state where at least one printing sheet is in the second sheet holding unit to a state where there are no sheets in the second sheet holding unit while the image forming apparatus performs printing using the printing sheets held in the second sheet holding unit, displaying warning information representing a state of no printing sheet in the second sheet holding unit and changes to information representing a normal state in the second sheet holding unit if a predetermined period has passed.