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. 06, 2026
Filed:
Mar. 11, 2024
Canon Kabushiki Kaisha, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid ejection head includes an ejection orifice forming surface and a protection tape. The ejection orifice forming surface includes a plurality of ejection orifices from which liquid is to be ejected. The protection tape is bonded to the ejection orifice forming surface in a peelable manner. The protection tape includes a base material and an adhesive layer laminated on the base material, and the adhesive layer is brought into contact with the ejection orifice forming surface. The protection tape further includes at least one penetration portion that penetrates at least the base material in a thickness direction of the protection tape at a position being substantially flat and distant from the plurality of ejection orifices in the ejection orifice forming surface.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile