The ornamental design for a pneumatictire, as shown and described.
FIG. 1 is a perspective view of a pneumatic tire incorporating our new design, it being understood that the tread pattern repeats circumferentially throughout the outer circumference;
FIG. 2 is an elevational view of one end of the pneumatic tire shown in FIG. 1;
FIG. 3 is an elevational view of the opposite end of the pneumatic tire;
FIG. 4 is an elevational view of one side of the pneumatic tire shown in FIG. 1;
FIG. 5 is an elevational view of the opposite side of the pneumatic tire; and,
FIG. 6 is a fragmentary view of FIG. 2.
The broken lines in the drawings depict environmental subject matter only and form no part of the claimed design.