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Publication numberUSD407462 S
Publication typeGrant
Application numberUS 29/073,475
Publication date30 Mar 1999
Filing date9 Jul 1997
Publication number073475, 29073475, US D407462 S, US D407462S, US-S-D407462, USD407462 S, USD407462S
InventorsJerry M. Bishop, Douglas M. Horn
Original AssigneeWater Resources International Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Water purification unit
US D407462 S
Abstract  available in
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  1. The ornamental design for a water purification unit, as shown and described.

FIG. 1 is a front perspective view of a water purification unit, showing our new design therefor;

FIG. 2 is a frontal view therefor;

FIG. 3 is a rear view therefor;

FIG. 4 is a side view therefor, showing the left side;

FIG. 5 is a side view therefor, showing the right side;

FIG. 6 is a top plan view therefor; and,

FIG. 7 is a bottom plan view therefor.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US68148765 Mar 20029 Nov 2004Vortech LatinoamericaVersatile, modular, multi-stage water purification system
US773650327 Jan 200615 Jun 2010Eco Water Systems, LlcEncapsulated water treatment system
US79099975 Apr 201022 Mar 2011Ecowater Systems, LlcModular system for coupling water filter manifold heads
US79099986 Apr 201022 Mar 2011Ecowater Systems, LlcEncapsulated water treatment system
US79641035 Apr 201021 Jun 2011Ecowater Systems, LlcComputer-implemented method of monitoring the performance of a reverse osmosis membrane in a drinking water supply system
US817797311 Feb 201115 May 2012Ecowater Systems, LlcAnnular collar for encapsulated water treatment system
U.S. ClassificationD23/207, D23/209