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. 28, 2023
Filed:
Nov. 24, 2020
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/032 (2006.01); G03F 7/031 (2006.01); G03G 5/05 (2006.01); G03G 9/087 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03F 7/032 (2013.01); G03F 7/031 (2013.01); G03G 5/0507 (2013.01); G03G 5/0564 (2013.01); G03G 9/08782 (2013.01); G03G 15/75 (2013.01);
Abstract
An image forming apparatus including an electrophotographic photosensitive member having a support and a photosensitive layer, a charging unit that forms an electrostatic image on an outer surface of the electrophotographic photosensitive member, a developing unit that supplies a toner to the electrostatic image to form a toner image, and a transfer unit that transfers the toner image on a transfer medium. In this image forming apparatus, the surface layer of the electrophotographic photosensitive member contains a binder resin (A) having a specific structure and silica particles, and the wax contains a specific monoester compound.