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. 20, 2018
Filed:
Dec. 02, 2015
Canon Kabushiki Kaisha, Tokyo, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A charging member capable of inhibiting the effect of the contact mark on the electrophotographic image, even after in contact with another member for a long term, is provided. The charging member has a surface layer on a support, the surface layer containing a polymer compound having a structural unit represented by the following formula (1): In the formula (1), A represents an aromatic cyclic hydrocarbon group; Rrepresents a specific hydrocarbon group. L represents a polysiloxane having at least one of an SiOunit (T) and an SiOunit (D). U represents an integer of 1 or more.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile