The ornamental design for a tripodattachment for a mobile device case, as shown and described.
FIG. 1 is a perspective back view of a tripod attachment for a mobile device case showing our new design.
FIG. 2 is a perspective front view of the tripod attachment for a mobile device case.
FIG. 3 is an elevational front view of the tripod attachment for a mobile device case.
FIG. 4 is an elevational back view of the tripod attachment for a mobile device case.
FIG. 5 is a bottom plan view of the tripod attachment for a mobile device case.
FIG. 6 is an elevational left side view of the tripod attachment for a mobile device case.
FIG. 7 is an elevational right side view of the tripod attachment for a mobile device case.
FIG. 8 is an elevational front view of the tripod attachment for a mobile device case in a second configuration.
FIG. 9 is an elevational back view of the tripod attachment for a mobile device case in the second configuration.
FIG. 10 is a top plan view of the tripod attachment for a mobile device case in the second configuration.
FIG. 11 is an elevational right side view of the tripod attachment for a mobile device case in the second configuration.
FIG. 12 is a perspective front view of the tripod attachment for a mobile device case in the second configuration; and,
FIG. 13 is a perspective back view of the tripod attachment for a mobile device case in the second configuration.
The broken lines in the drawings are for the purposes of depicting parts of the tripod attachment for a mobile device case that form no part of the claimed design.