The ornamental design for a pneumatictire, as shown and described.
FIG. 1 is a perspective view of a pneumatic tire according to my new design;
FIG. 2 is a front view of a pneumatic tire according to my new design;
FIG. 3 is a side view of a pneumatic tire according to my new design;
FIG. 4 is a side view of a pneumatic tire according to my new design, taken from the opposite side shown in FIG. 3; and,
FIG. 5 is an enlarged, partial view of the pneumatic tire of FIG. 1.
In the drawings, the broken lines depict environmental subject matter that forms no part of the claimed design. The dash-dot lines represent the boundary of the claimed design. The claimed design is understood to repeat uniformly about the circumference of the tire, as shown schematically via a solid line.