The ornamental design for a sock assist device, as shown and described.
FIG. 1 is perspective view of the sock assist device of my new design.
FIG. 2 is another perspective view of sock assist device of my new design.
FIG. 3 is an front elevational view of my new design, as shown in FIG. 2. The back side elevational view is a mirror image thereof.
FIG. 4 is a right side elevational view thereof.
FIG. 5 is a left side elevational view thereof.
FIG. 6 is a top plan view thereof; and,
FIG. 7. Is a bottom plan view thereof.
The sock assist device is shown broken away in FIGS. 2 through 5 for convenience of illustration so that these views will fit on the drawing sheet.
The broken line elements in FIG. 1, depicting a portion of a lower leg of an individual, and socks, are environmental elements, and are not a part of my new design.