Utility Knife

FIG. 1 is a front, top and left side perspective view of a utility knife, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showing of the utility knife is for the purpose of illustrating article and forms no part of the claimed design.