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:
Jun. 20, 2017
Filed:
Nov. 13, 2015
Canon Kabushiki Kaisha, Tokyo, JP;
Yuki Yamamoto, Tokyo, JP;
Atsushi Okuda, Yokohama, JP;
Yuka Ishiduka, Suntou-gun, JP;
Shuhei Moribe, Mishima, JP;
Koji Nishikawa, Susono, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
Provided are a process cartridge and an image-forming method each of which has a satisfactory cleaning property even at the initial stage of the use of a brand-new process cartridge or electrophotographic apparatus, and hence can suppress a reduction in image quality due to the contamination of a charging member. The charge transporting layer of an electrophotographic photosensitive member contains a specific polyarylate resin or polycarbonate resin, and a toner contains a specific fine particle on the surface of a toner particle.