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Publication numberUSD331488 S
Publication typeGrant
Application numberUS 07/717,725
Publication dateDec 8, 1992
Filing dateJun 18, 1991
Publication number07717725, 717725, US D331488 S, US D331488S, US-S-D331488, USD331488 S, USD331488S
InventorsEdward Norton, Zenon Smotrycz
Original AssigneeQuabaug Corporation
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Tread surface and periphery of a footwear unit sole
US D331488 S
Abstract  available in
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  1. The ornamental design for a tread surface and periphery of a footwear unit sole, as shown and described.

FIG. 1 is a bottom plan view of a tread surface and periphery of a footwear unit sole showing our new design it being understood that the indentation pattern is continuous over the areas bordered by dot-dash lines;

FIG. 2 is a right side elevational view;

FIG. 3 is a left side elevational view;

FIG. 4 is a front edge elevational view;

FIG. 5 is a rear edge elevational view;

FIG. 6 is an enlarged plan view of a portion of the tread surface showing the rhombus-shaped indentations; and,

FIG. 7 is a further enlarged fragmentary cross-sectional view taken on line 7--7 of FIG. 6.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6178662Jan 10, 2000Jan 30, 2001David K. LegatzkeDispersed-air footpad
U.S. ClassificationD02/951