FIG. 1 is a rear, top, right perspective view of a case for a smart phone showing our new design;
FIG. 2 is a rear, top, left perspective view of the case of FIG. 1;
FIG. 3 is a front, top, left perspective view of the case of FIG. 1;
FIG. 4 is a front elevation view of the case of FIG. 1;
FIG. 5 is a rear elevation view of the case of FIG. 1;
FIG. 6 is a top plan view of the case of FIG. 1;
FIG. 7 is a bottom plan view of the case of FIG. 1;
FIG. 8 is a left side elevation view of the case of FIG. 1; and,
FIG. 9 is a right side elevation view of the case of FIG. 1.
The broken lines immediately adjacent the claimed surfaces represent a boundary of the claimed design. All other broken lines illustrate portions of the case for a smart phone which form no part of the claimed design. The broken lines and unshaded surfaces bound by broken lines form no part of the claimed design.