FIG. 1 is a perspective view of a cat litter box, which is the smaller of a two-piece cat litter box system, showing the new design, as viewed from the front, right, and top.
FIG. 2 is a perspective view thereof, as viewed from the front, left, and bottom.
FIG. 3 is a front view thereof.
FIG. 4 is a rear view thereof.
FIG. 5 is a right side view thereof.
FIG. 6 is a left side view thereof.
FIG. 7 is a top view thereof.
FIG. 8 is a bottom view thereof.
FIG. 9 is a perspective view of a cat litter box system showing the new design, in a separated arrangement, as viewed from the front, right, and top.
FIG. 10 is a front view thereof.
FIG. 11 is a rear view thereof.
FIG. 12 is a right side view thereof.
FIG. 13 is a left side view thereof.
FIG. 14 is a top view thereof.
FIG. 15 is a bottom view thereof.
FIG. 16 is a perspective view of the cat litter box system, in a nested closed arrangement, as viewed from the front, right, and top.
FIG. 17 is a front view thereof.
FIG. 18 is a rear view thereof.
FIG. 19 is a right side view thereof.
FIG. 20 is a left side view thereof.
FIG. 21 is a top view thereof.
FIG. 22 is a bottom view thereof.
FIG. 23 is a perspective view of the cat litter box system, in a ninety degree nested arrangement, as viewed from the front, right, and top.
FIG. 24 is a front view thereof.
FIG. 25 is a rear view thereof.
FIG. 26 is a right side view thereof.
FIG. 27 is a left side view thereof.
FIG. 28 is a top view thereof; and,
FIG. 29 is a bottom view thereof.
The evenly spaced broken lines in the figures illustrate portions of the cat litter box system that form no part of the claimed design. The dot-dash lines shown in the figures represent a boundary of the claimed design and form no part thereof.