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The ornamental design for a portable water purifier, as shown and described
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FIG. 1 is a top perspective view of a portable water purifier showing my new design;
FIG. 2 is a top plan view of the invention;
FIG. 3 is a front elevational view of the invention;
FIG. 4 is a side elevational view of the invention;
FIG. 5 is a rear elevational view of the invention; and,
FIG. 6 is a bottom plan view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Mar 13 1997 | FERLIN, JOHN J | TRI-H20 COMPANY | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008527 | /0897 | |
| Apr 07 1997 | Tri-Hzo Company | (assignment on the face of the patent) | / |
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