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.:

US 9050806 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 09, 2015

Filed:

Aug. 27, 2010
Applicant:

Etsuko Sawada, Tokyo, JP;

Inventor:

Etsuko Sawada, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/015 (2006.01); B41J 2/135 (2006.01); B41J 2/16 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1606 (2013.01); B41J 2/1603 (2013.01); B41J 2/1626 (2013.01); B41J 2/1634 (2013.01); B41J 2/1645 (2013.01);
Abstract

A liquid ejection head includes a member having a liquid ejection port, wherein a surface of the member on which the ejection port is open is formed by a curing reaction of a siloxane compound having a first group and a second group. The first group has a fluorine atom. The second group has at least one selected from the group consisting of a hydroxy group, a carboxy group, a carbonyl group, and a polyether structure.


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