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:
Dec. 14, 2021
Filed:
Apr. 01, 2020
Applicant:
Memjet Technology Limited, Dublin, IE;
Inventors:
Patrick McAuliffe, North Ryde, AU;
Samuel Mallinson, North Ryde, AU;
Geordie McBain, North Ryde, AU;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01); B41J 2/18 (2006.01);
U.S. Cl.
CPC ...
B41J 2/17566 (2013.01); B41J 2/175 (2013.01); B41J 2/17523 (2013.01); B41J 2/17553 (2013.01); B41J 2/18 (2013.01);
Abstract
An ink tank for an ink delivery system in a printer includes: a lower portion having an ink inlet port and an ink outlet port; and an upper portion having a roof defining a tortuous vent pathway open to atmosphere via a gas port. The lower portion has a smaller volume than the upper portion.