Deadbolt

FIG. 1 is a front perspective view of a deadbolt showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The uneven-length broken lines immediately adjacent to the photographic area define the bounds of the claimed design and forms no part thereof. The even-length broken line showing of the circular regions forms no part of the claimed design.