Patent
   D407462
Priority
Jul 09 1997
Filed
Jul 09 1997
Issued
Mar 30 1999
Expiry
Mar 30 2013
Assg.orig
Entity
unknown
45
7
n/a
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.

Horn, Douglas M., Bishop, Jerry M.

Patent Priority Assignee Title
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Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 07 1997BISHOP, JERRY M WATER RESOURCES INTERNATIONAL, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0086430411 pdf
Jul 07 1997HORN, DOUGLAS M WATER RESOURCES INTERNATIONAL, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0086430411 pdf
Jul 09 1997Water Resources International Inc.(assignment on the face of the patent)
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