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.

Date of Patent:
Nov. 28, 2017

Filed:

Aug. 03, 2016
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Hiroki Kihara, Sagamihara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01); B41J 2/16 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1433 (2013.01); B41J 2/1623 (2013.01); B41J 2002/14362 (2013.01); B41J 2002/14491 (2013.01);
Abstract

As a sealing member to be disposed on the periphery of an element substrate, a cured substance of a first sealing material at least containing an epoxy resin, a curing agent, and a filler containing a silica filler and a silicone filler, the first sealing material having a filling amount of the filler of 40% by mass or more and having a difference between the median diameter of the silica filler and the median diameter of the silicone filler of 4.0 μm or less is used.


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