Rear bumper for automobile

FIG. 1 is a front and right side perspective view of a rear bumper for automobile in accordance with our new design;

FIG. 2 is a front and left side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a left side elevational view thereof.

The portion of the rear bumper for automobile is shown ghosted or de-emphasized and bounded in broken lines in FIG. 4 does not form part of the claimed design.