CA178013S - Tread sock - Google Patents

Abstract

The design is the TREAD SOCK shown in the drawings. The most significant feature of the design being the ornamental design of the tread on the TREAD SOCK. The broken lines shown in the drawing views are for illustrative purposes only and form no part of the design for which protection is sought. FIG. 1 is a perspective view of a TREAD SOCK. FIG. 2 is a lower plan view of the TREAD SOCK of FIG. 1. FIG. 3 depicts the design of the FIG. 1 showing the environment. FIG, 4 depicts a first variant of a TREAD SOCK. FIG. 5 is a perspective view of a TREAD SOCK showing a second variant. FIG. 6 is a lower plan view of the TREAD SOCK of FIG. 5. FIG. 7 is a perspective view of a third variant of the TREAD SOCK. FIG. 8 is a lower plan view of the TREAD SOCK of FIG. 7. FIG. 9 is a perspective view of a fourth variant of a TREAD SOCK. FIG. 10 is a lower plan view of the TREAD SOCK of FIG. 9. FIG. 11 is a perspective view of a fifth variant of a TREAD SOCK. FIG. 12 is a lower plan view of the TREAD SOCK of FIG. 11. FIG. 13 is a perspective view of a sixth variant of a TREAD SOCK. FIG. 14 is a lower plan view of the TREAD SOCK of FIG. 13. Drawings of the design are included.