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:
Jan. 27, 2009
Filed:
Jan. 21, 2005
Toshiki Takei, Nagano, JP;
Toshiki Takei, Nagano, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A liquid cartridge includes an ink cartridge having a first housing portion for containing a liquid and a waste liquid storage cartridge having a second housing portion for containing a waste liquid, and a rewritable nonvolatile storage portion which stores a first threshold, a second threshold, liquid amount information and waste liquid amount information. The first threshold indicates a near liquid end state in which the liquid in the first housing portion is near to end. The second threshold indicates a near full state in which the waste liquid in the second housing portion is near to full. The liquid amount information indicates a liquid amount of the liquid contained in the first housing portion. The waste liquid amount information indicates a waste liquid amount of the waste liquid contained in the second housing portion. The ink cartridge and the waste liquid cartridge are integrally formed.