Chain

FIG. 1 is a perspective view of a chain showing the new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a back elevation view thereof;

FIG. 5 is a left-side view thereof;

FIG. 6 is a right-side view thereof;

FIG. 7 is an enlarged top plan view thereof; and

FIG. 8 is an enlarged bottom plan view thereof.

FIG. 9 is an enlarged view of the encircled portion in FIG. 1 .

FIG. 10 is an enlarged view of the encircled portion in FIG. 1 .

FIG. 11 is an enlarged view of the encircled portion in FIG. 2 ; and,

FIG. 12 is an enlarged view of the encircled portion in FIG. 2 .

The dash-dot lines in FIG. 1 , FIG. 2 , FIG. 9 , FIG. 10 , FIG. 11 , and FIG. 12 illustrate the boundaries of the enlarged view indicators and form no part of the claimed design.

The dash-dot-dot broken lines represent a break line, which depicts a symbolic break in the length of the chain. The appearance of any portion of the chain between the break lines forms no part of the claimed design. The dash-dash broken lines illustrate portions of the chain that form no part of the claimed design.