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:
Nov. 08, 2022
Filed:
Jan. 14, 2021
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Hideharu Shimozawa, Shizuoka, JP;
Kenichi Kaku, Shizuoka, JP;
Tsutomu Nishida, Shizuoka, JP;
Kazunori Noguchi, Shizuoka, JP;
Akihiro Maruyama, Shizuoka, JP;
Kaname Watariguchi, Kanagawa, JP;
Takashi Anezaki, Kanagawa, JP;
Haruyuki Tsuji, Kanagawa, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 5/147 (2006.01); C08G 83/00 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
G03G 5/14786 (2013.01); C08G 83/007 (2013.01); G03G 21/1814 (2013.01);
Abstract
An electrophotographic photosensitive member having a support and a photosensitive layer on the support, wherein the electrophotographic photosensitive member comprises a surface layer comprising a polymerization product of a composition containing polyrotaxane and a charge transporting substance, and the polymerization product including a bond between the polyrotaxane and the charge transporting substance.