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:
May. 26, 2020
Filed:
Jan. 20, 2015
Applicant:
Hewlett-packard Development Company, L.p., Houston, TX (US);
Inventors:
David R Otis, Corvallis, OR (US);
James R Owen, Salem, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Sping, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/22 (2006.01); B41J 2/19 (2006.01); B01D 19/00 (2006.01); B41J 2/175 (2006.01);
U.S. Cl.
CPC ...
B41J 2/19 (2013.01); B01D 19/0031 (2013.01); B41J 2/175 (2013.01);
Abstract
In one example, a liquid-gas separator includes a composite membrane to pass a gas but not a liquid at a first pressure difference across the membrane and to block the gas passing back through the membrane at a second pressure difference smaller than the first pressure difference.