FIG. 1 is a perspective, front-elevational view of an assembled mobile telephone case showing my new design;

FIG. 2 is a right side-elevational view thereof;

FIG. 3 is a top-plan view thereof;

FIG. 4 is a left side-elevational view thereof;

FIG. 5 is a bottom-plan view thereof;

FIG. 6 is a rear-elevational view thereof;

FIG. 7 is another rear-elevational view of the assembled mobile telephone case showing my new design, with ear buds and a cord wrapped in place;

FIG. 8 is a rear-perspective view of the assembled mobile telephone case of FIG. 1;

FIG. 9 is a front-perspective view thereof;

FIG. 10 is a front-elevational view of a disassembled outer shell of the mobile telephone case showing my new design;

FIG. 11 is a right side-elevational thereof;

FIG. 12 is a top-plan view thereof;

FIG. 13 is a left side-elevational view thereof;

FIG. 14 is a bottom-plan view thereof;

FIG. 15 is a rear-elevational view of the disassembled outer shell of the mobile telephone case showing my new design;

FIG. 16 is a rear-elevational view of a disassembled insert of the mobile telephone case showing my new design;

FIG. 17 is a top-plan view thereof;

FIG. 18 is a side-elevational view thereof;

FIG. 19 is a front-elevational view thereof;

FIG. 20 is a bottom-plan view thereof; and,

FIG. 21 is an exploded, perspective view of the insert and shell of the mobile telephone case showing my new design, prior to assembly.

The broken line showing of environment in the drawings is included for the purpose of illustrating only and forms no part of the claimed design.