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. 22, 2025
Filed:
Jun. 13, 2022
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventors:
Kohichi Toriyama, Sakai, JP;
Kenta Yoshida, Sakai, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 5/047 (2006.01); C07D 471/06 (2006.01); G03G 5/06 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
G03G 5/047 (2013.01); C07D 471/06 (2013.01); G03G 5/0655 (2013.01); G03G 21/1803 (2013.01);
Abstract
The present disclosure provides an electrophotographic photoreceptor including, on a conductive base, at least a photoreceptive layer or alternatively at least the photoreceptive layer and a protective layer laminated on the photoreceptive layer, in which both or either one of the photoreceptive layer and the protective layer contains a perimidine compound represented by general formula (I): (wherein X represents hydrogen atom, an alkyl group having 1 to 6 carbon atoms, or an alkoxy group having 1 to 6 carbon atoms, and m represents an integer of 1 to 6).