Portable Toilet

FIG. 1 is a front, top, and left side perspective view of a portable toilet, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a use state perspective view thereof; and,

FIG. 9 is a contraction state perspective view thereof.

The broken lines shown in the drawings illustrate portions of the portable toilet that form no part of the claimed design.