Water purification unit

The ornamental design for a water purification unit, as shown and described .

FIG. 1 is a perspective view of my design for a water purification unit;

FIG. 2 is a left elevational view thereof of which the right side is a mirror image thereof;

FIG. 3 is a back elevational view thereof;

FIG. 4 is a front elevational view of my design for a water purification unit;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a top plan view of the water purification unit.

Patent	Priority	Assignee	Title
7615152,	Aug 23 2001	Helen of Troy Limited	Water filter device
7740765,	Aug 23 2001	Helen of Troy Limited	Methods for treating water
7740766,	Aug 23 2001	Helen of Troy Limited	Methods for treating water
7749394,	Aug 23 2001	Helen of Troy Limited	Methods of treating water
7850859,	Aug 23 2001	Helen of Troy Limited	Water treating methods
7922008,	Aug 23 2001	Helen of Troy Limited	Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles
8119012,	Aug 23 2001	Helen of Troy Limited	Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles
D421089,	Feb 22 1999	Access Business Group International LLC	Water treatment system
D441047,	Dec 30 1998	Aqua-Air Technologies, Inc.	Food sanitizer
D501912,	Aug 19 2003	Procter & Gamble Company, The	Water filter device

Patent	Priority	Assignee	Title
D316741,	Jan 19 1990	STA-RITE INDUSTRIES, INC	Water filter
D323017,	Jun 05 1989	Filtercold Corporation	Water filter or similar article
D344783,	Mar 28 1990	Ecowater Systems, Inc.	Counter-top water filter
D347462,	Feb 21 1992	H. T. Manufacturing, Inc.	Water purification unit
D372515,	Feb 08 1995	Paragon Water Systems	Water purification unit

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Nov 14 1996		Paragon Water Systems, Inc.	(assignment on the face of the patent)

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