US 12,281,028 B2
Water filter medium container
Judith A. Bershof, Denver, CO (US)
Assigned to GREEN THINGS, LLC, Denver, CO (US)
Filed by GREEN THINGS, LLC, Denver, CO (US)
Filed on Dec. 18, 2020, as Appl. No. 17/127,788.
Prior Publication US 2022/0194815 A1, Jun. 23, 2022
Int. Cl. C02F 1/00 (2023.01); B01D 24/12 (2006.01); B01D 24/40 (2006.01); B01D 35/30 (2006.01); B01D 39/06 (2006.01)
CPC C02F 1/003 (2013.01) [B01D 24/12 (2013.01); B01D 24/402 (2013.01); B01D 35/308 (2013.01); B01D 39/06 (2013.01); B01D 2101/02 (2013.01); B01D 2201/302 (2013.01); B01D 2201/304 (2013.01); C02F 2307/04 (2013.01)] 25 Claims
OG exemplary drawing
 
1. A reusable water filter medium container comprising
a tube comprising an outer surface, an upper open end defining an inlet and a lower open end defining an outlet;
an upper cover removably coupled to the tube to cover the upper open end, the upper cover including a first main body with one or more inlet apertures formed therethrough and forming an upper receptacle therein to receive a first portion of the tube, the upper receptacle defined at least partially by a first surface that forms a first seal with the outer surface of the tube;
a lower cover removably coupled to the tube to cover the lower open end, the lower cover including a second main body with an outlet aperture therethrough and forming a lower receptacle therein to receive a second portion of the tube, the lower receptacle defined at least partially by a second surface that forms a second seal with the outer surface of the tube;
a filter medium assembly including
the tube;
a first screen secured within the upper receptacle and positioned adjacent the inlet of the tube;
a second screen secured within the lower receptacle and positioned adjacent the outlet of the tube; and
a filter medium, wherein the tube, the first screen, and the second screen contain the filter medium within a filter medium compartment;
wherein at least one of the upper cover or the lower cover is removable from the tube to allow selective replacement of the filter medium when the filter medium is spent.