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:
May. 17, 2022
Filed:
Apr. 14, 2020
Canon Kabushiki Kaisha, Tokyo, JP;
Hisashi Namba, Utsunomiya, JP;
Noriyasu Hasegawa, Utsunomiya, JP;
Ken Katsuta, Saitama, JP;
Nobuto Kawahara, Utsunomiya, JP;
Hideki Matsumoto, Utsunomiya, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
An ejection device is used for an imprint apparatus that presses a mold against an ejection material ejected onto a substrate to form a pattern. The ejection device includes: a housing unit having an ejection head configured to eject the ejection material onto the substrate, and housing configured to accommodate the ejection material; and a control unit configured to control processing of the ejection device. The control unit switches the processing according to a usage status of a consumable part included in the housing unit.