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:
Oct. 13, 2026
Filed:
Nov. 27, 2023
Canon Kabushiki Kaisha, Tokyo, JP;
Yohei Miyauchi, Tokyo, JP;
Junri Ishikura, Tokyo, JP;
Tadahiro Mimura, Kanagawa, JP;
Koji Sasaki, Chiba, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An ink-repellent member includes a base and an ink-repellent film. The base includes at least one of silicon oxide and tantalum oxide. The ink-repellent film includes a fluorine compound chemically bonded to the base via at least a siloxane bond. The fluorine compound includes a fluorine compound A having a linear molecular structure and an average molecular weight of 1500 or more, and a fluorine compound B having a linear molecular structure and a smaller average molecular weight than the fluorine compound A. The fluorine compound A has a siloxane structure only at a one end of the linear molecular structure, and the fluorine compound B has a siloxane structure or a phosphonic acid structure only at a one end of the linear molecular structure.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile