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. 28, 2015
Filed:
Nov. 22, 2010
Applicant:
Haoming MA, Guangdong, CN;
Inventor:
Haoming Ma, Guangdong, CN;
Assignee:
ZHUHAI NINESTAR MANAGEMENT CO., LTD., Zhuhai, Guangdong, CN;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 29/393 (2006.01); B41J 2/175 (2006.01);
U.S. Cl.
CPC ...
B41J 2/17513 (2013.01); B41J 2/1752 (2013.01); B41J 2/17553 (2013.01); B41J 2/17566 (2013.01);
Abstract
An ink cartridge used for an inkjet printer, with an ink storage chamber, an ink outlet and an air inlet, and a detection component designed inside the ink storage chamber for detecting residual ink volume. The ink storage chamber includes an ink detection chamber and a relatively enclosed ink refilling chamber with an opening at a lower part. The opening of the ink refilling chamber is inside the ink detection chamber. The detection component is designed inside the ink detection chamber.