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. 24, 2015
Filed:
Mar. 28, 2014
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/015 (2006.01); B41J 2/165 (2006.01); B41J 2/14 (2006.01); B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
B41J 2/045 (2013.01); B41J 2/14 (2013.01); B41J 2/16544 (2013.01); B41J 2002/14362 (2013.01); B41J 2002/14491 (2013.01);
Abstract
A liquid ejection head includes a recording element substrate having an ejection port, a support member having a recessed portion and supporting the recording element substrate by a bottom portion of the recessed portion, wiring electrically connected to the recording element substrate and extending between the recording element substrate and a side surface of the recessed portion, a sealant with which the wiring is covered, and a passage formed in the support member and allowing a first region where the sealant is placed and a second region different from the sealed region to communicate with each other.