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The ornamental design for a portable sink, as shown and described. |
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FIG. 1 is a perspective, right side and front view showing my design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a front elevational view thereof; and,
FIG. 4 is a top plan view thereof.
The rear and bottom views of a portable sink are not being claimed in the present design.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Oct 15 1997 | Polyjohn Enterprises Corporation | (assignment on the face of the patent) | / | |||
| Dec 16 2022 | Polyjohn Enterprises Corporation | POLYJOHN ENTERPRISES, LLC | ENTITY CONVERSION | 063649 | /0301 |
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