Tread surface and periphery of a footwear unit sole

- Quabaug Corporation
Description

FIG. 1 is a bottom plan view of a tread surface and periphery of a footwear unit sole showing my new design;

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; and

FIG. 6 is a cross-sectional view taken along line 6--6 in FIG. 1;

FIG. 7 is a cross-sectional view taken along line 7--7 in FIG. 1.

Referenced Cited
U.S. Patent Documents
D157989 April 1950 Lussier
D253257 October 30, 1979 Pasquier
4893420 January 16, 1990 Bezin et al.
Patent History
Patent number: D317225
Type: Grant
Filed: Feb 21, 1989
Date of Patent: Jun 4, 1991
Assignee: Quabaug Corporation (North Brookfield, MA)
Inventor: Arnold S. Austin (East Brookfield, MA)
Primary Examiner: Louis S. Zarfas
Application Number: 7/312,248
Classifications
Current U.S. Class: D/2320