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:
Mar. 31, 2020
Filed:
Jan. 22, 2015
Applicant:
Hewlett-packard Development Company, L.p., Houston, TX (US);
Inventors:
David R Otis, Corvallis, OR (US);
Silam J Choy, Corvallis, OR (US);
Kevin E Swier, Albany, OR (US);
Zhuqing Zhang, Corvallis, OR (US);
Assignee:
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P., Spring, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/19 (2006.01); B41J 2/175 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/19 (2013.01); B41J 2/175 (2013.01); B41J 2002/14483 (2013.01);
Abstract
In one example, a vent includes multiple parts each having a different resistivity to passing a gas. The parts are arranged so that the gas may pass through all parts simultaneously as long as the parts remain permeable to the gas.