Collar

FIG. 1 is a top, front, right perspective view of a collar showing my new design in a first position;

FIG. 2 is a top, front, left perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a cross-sectional view at 9 - 9 in FIG. 7 thereof;

FIG. 10 is a top, front, right perspective view of a collar showing my new design in a second position;

FIG. 11 is a top, front, left perspective view thereof;

FIG. 12 is a front view thereof;

FIG. 13 is a rear view thereof;

FIG. 14 is a right side view thereof;

FIG. 15 is a left side view thereof;

FIG. 16 is a top view thereof;

FIG. 17 is a bottom view thereof;

FIG. 18 is a cross-sectional view at 18 - 18 in FIG. 16 thereof;

FIG. 19 is a top, front, right perspective view of a collar showing my new design in a third position;

FIG. 20 is a top, front, left perspective view thereof;

FIG. 21 is a front view thereof;

FIG. 22 is a rear view thereof;

FIG. 23 is a right side view thereof;

FIG. 24 is a left side view thereof;

FIG. 25 is a top view thereof;

FIG. 26 is a bottom view thereof; and,

FIG. 27 is a cross-sectional view at 27 - 27 in FIG. 25 thereof.

The broken lines in the drawings are for the purpose of illustrating portions of the collar, which form no part of the claimed design.