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:
Jul. 09, 2013
Filed:
Mar. 30, 2011
Applicants:
Noriatsu Aoi, Ichinomiya, JP;
Kazuma Goto, Nagoya, JP;
Inventors:
Noriatsu Aoi, Ichinomiya, JP;
Kazuma Goto, Nagoya, JP;
Assignee:
Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is an ink cartridge for containing a water-based ink for ink-jet recording including a pigment, water, and a nonionic surfactant, the ink cartridge including a remaining ink detecting portion detecting an amount of remaining ink on the basis of whether or not light is transmitted therethrough. The remaining ink detecting portion is formed of a hydrophobic resin containing a water-repellent material in the proportion of 0.14 wt % to 10 wt %.