The ornamental design for a catlitterscoopbase, as shown and described.
FIG. 1 is a top perspective view of a cat litter scoop base showing our new design;
FIG. 2 is a bottom, front and right side perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a right side view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof;
FIG. 9 is a cross-sectional view taken along line 9-9 of FIG. 7;
FIG. 10 is an enlarged view of portion 10 in FIG. 2; and,
FIG. 11 is a bottom, front and right side perspective view showing the cat litter scoop base in an alternate orientation.
The dashed broken lines in the drawings illustrate portions of the cat litter scoop base which form no part of the claimed design, and the dashed-dot-dashed broken lines define the bounds an enlarged view and form no part thereof.