The ornamental design for a chain for a slidefastener, as shown and described.
The file of this patent contains at least one photograph executed in color. Copies of this patent with color photographs will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a first perspective view of the bottom, front and right side of a chain for a slide fastener showing my (our) new design;
FIG. 2 is a second perspective view of the bottom, rear and left side thereof;
FIG. 3 is a front view thereof; and,
FIG. 4 is a rear view thereof.
The claimed design is indicated by the relatively dark portions in the figures, while the relatively light portions are environmental and form no part of the claimed design.