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:
May. 15, 2012
Filed:
May. 26, 2009
Applicants:
Keita Takahashi, Abiko, JP;
Takashi Fujimori, Moriya, JP;
Inventors:
Keita Takahashi, Abiko, JP;
Takashi Fujimori, Moriya, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An image forming apparatus has an informing portion that issues information; a storing portion that stores sheets; a sheet detecting portion that detects presence or absence of the sheets in the storing portion; a determination portion that determines a type of the sheets stored in the storing portion; and a control portion that causes the informing portion to issue a predetermined information in a case where the absence of the sheets is undetected by the sheet detecting portion and a change of the type of the sheets is determined by the determination portion.