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:
Jun. 30, 2009

Filed:

Dec. 22, 2006
Applicants:

Barry Huehn, Blacksburg, VA (US);

Jeffrey Warden, Raleigh, NC (US);

Joseph Roark, Blacksburg, VA (US);

Inventors:

Barry Huehn, Blacksburg, VA (US);

Jeffrey Warden, Raleigh, NC (US);

Joseph Roark, Blacksburg, VA (US);

Assignee:

Tetra Holding (US), Inc., Blacksburg, VA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01K 63/04 (2006.01); B01D 27/14 (2006.01); B01D 29/58 (2006.01);
U.S. Cl.
CPC ...
Abstract

A filter cartridge including a filtering body. The filtering body having a non-horizontal or rounded bottom edge that aids in draining water from the filter cartridge during filter maintenance.


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