The ornamental design for an icecreamtraymold, as shown and described.
FIG. 1 is a frontal perspective view of an ice cream tray mold;
FIG. 2 is a bottom perspective view of the ice cream tray mold;
FIG. 3 is a front view of the ice cream tray mold;
FIG. 4 is a back view of the ice cream tray mold;
FIG. 5 is a left side view of the ice cream tray mold;
FIG. 6 is a right side view of the ice cream tray mold;
FIG. 7 is a top view of the ice cream tray mold; and,
FIG. 8 is a bottom view of the ice cream tray mold.
The dash-dash broken lines depict environment. The dash-dot broken lines depict the boundaries of the claimed design. The broken lines form no part of the claimed design.