USD668603S1 - Sidewall portion of an automobile tire

Info

FIG. 1 is a perspective view of a sidewall portion of an automobile tire;

FIG. 2 is a front view thereof;

FIG. 3 is a plane view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a fragmentary enlarged view showing the details of the sidewall portion defined by cross-section by lines 8-8 and 8′-8′ in FIG. 2; and,

FIG. 9 is an end view taken along lines 9-9 between 9′-9′ in FIG. 8.

Broken lines in the drawings are used to show portions of the tire that are not being claimed, and thus form no part of the claimed design.

The ornamental design for a sidewall portion of an automobile tire, as shown and described.