Jumping shoe attachment

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Description

FIG. 1 is a left side elevation of a jumping shoe attachment showing my new design;

FIG. 2 is a right side elevation thereof.

FIG. 3 is a rear elevation thereof.

FIG. 4 is a front elevation thereof.

FIG. 5 is a top plan view thereof.

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D307608 May 1, 1990 Shure
1587749 June 1926 Bierly
2475092 July 1949 Harrell
2720714 October 1955 Krohn et al.
3251145 May 1966 Mack
3377722 April 1968 Downing
3444631 May 1969 MacLeod
3628262 December 1971 Stopek
3979842 September 14, 1976 Texidor
4196903 April 8, 1980 Illustrato
4449256 May 22, 1984 Prueitt
4492374 January 8, 1985 Lekhtman et al.
4525941 July 2, 1985 Ruth, Jr.
4707934 November 24, 1987 Hart
4912859 April 3, 1990 Ritts
Patent History
Patent number: D319138
Type: Grant
Filed: Apr 21, 1989
Date of Patent: Aug 20, 1991
Inventor: LeRoy Hart (Vancouver, WA)
Primary Examiner: Louis S. Zarfas
Law Firm: Kolisch, Hartwell, Dickinson, McCormack & Heuser
Application Number: 7/341,671
Classifications
Current U.S. Class: D/2265; D/2278; D21/72