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. 27, 2025
Filed:
Feb. 13, 2023
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Tomoki Maruyama, Matsumoto, JP;
Yuji Tabata, Shiojiri, JP;
Assignee:
SEIKO EPSON CORPORATION, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/36 (2014.01); C09D 11/38 (2014.01);
U.S. Cl.
CPC ...
C09D 11/36 (2013.01); C09D 11/38 (2013.01);
Abstract
An ink jet composition according to an embodiment of the present disclosure is an ink jet composition which is ejected from an ink jet head, the ink jet head has a nozzle plate in which nozzles are formed and a flow path substrate which is bonded to one surface of the nozzle plate and in which flow paths including a liquid storage chamber to store a liquid to be supplied to the nozzles are formed, the liquid storage chamber is formed of a recess provided in a surface of the flow path substrate opposite to the nozzle plate, and the ink jet composition has a surface tension of 31 mN/m or less at 25° C.