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:
Aug. 09, 2022
Filed:
Apr. 13, 2017
Applicant:
Hewlett-packard Development Company, L.p., Spring, TX (US);
Inventors:
Anthony D Studer, Corvallis, OR (US);
Robert S Wickwire, Corvallis, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/19 (2006.01); B01D 19/02 (2006.01);
U.S. Cl.
CPC ...
B41J 2/19 (2013.01); B01D 19/02 (2013.01);
Abstract
A froth coalescing device comprises a froth receiving chamber with a vent and an umbrella valve arranged between the vent and a gas out port. The vent may be arranged to vent gas in a direction different from a direction of travel of froth in the receiving chamber.