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:
Feb. 26, 2008
Filed:
Feb. 09, 2005
Toyonori Sasaki, Anjo, JP;
Shingo Hattori, Tshushima, JP;
Tomohiro Kanbe, Nagoya, JP;
Atsuhiro Takagi, Kariya, JP;
Toyonori Sasaki, Anjo, JP;
Shingo Hattori, Tshushima, JP;
Tomohiro Kanbe, Nagoya, JP;
Atsuhiro Takagi, Kariya, JP;
Brother Kogyo Kabushiki Kaisha, Nagoya, JP;
Abstract
An ink cartridge includes a case having a bottom wall and side walls forming an ink chamber, with a top surface of the case being open, an air introduction opening formed in the bottom wall of the case that introduces air into the ink chamber, and a hollow member that is in direct communication with the air introduction opening, wherein the hollow member is formed integrally with and extends from the bottom wall of the case towards the top surface in a first direction, and an upper end of the hollow member is open.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile