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.

Date of Patent:
Sep. 24, 2013

Filed:

Oct. 29, 2009
Applicants:

Robert O. Crowder, Lino Lakes, MN (US);

John H. Burban, Lake Elmo, MN (US);

Steven T. Jersey, Laguna Niguel, CA (US);

Kevin Carlson, Chino Hills, CA (US);

Michael Saveliev, Huntington Beach, CA (US);

Inventors:

Robert O. Crowder, Lino Lakes, MN (US);

John H. Burban, Lake Elmo, MN (US);

Steven T. Jersey, Laguna Niguel, CA (US);

Kevin Carlson, Chino Hills, CA (US);

Michael Saveliev, Huntington Beach, CA (US);

Assignee:

Porous Media Corporation, St. Paul, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/22 (2006.01); B01D 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Embodiments of the invention provide venting and filtration systems with a membrane that is permeable to gas and substantially impermeable liquid. The systems can remove a gas from a liquid entrained with gas. The systems can include a reservoir in fluid communication with the membrane and a liquid outlet. The membrane can help prevent the gas from reaching the liquid outlet.


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