Exercise step

Description

FIG. 1 is a front elevation view of an exercise step showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is an end elevation view thereof with the opposite end being identical;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevation view thereof; and,

FIG. 6 is a perspective view thereof.

Referenced Cited
U.S. Patent Documents
D173902 April 1990 Hamilton
D181730 December 1957 Jones et al.
D279238 June 18, 1985 Ferdinand et al.
D322826 December 31, 1991 Wilkinson
4010696 March 8, 1977 Priesman
4135691 January 23, 1979 Wiesmann
4191111 March 4, 1980 Emmert
4364548 December 21, 1982 Eccardt
4984785 January 15, 1991 Wilkinson
Patent History
Patent number: D339179
Type: Grant
Filed: Apr 12, 1990
Date of Patent: Sep 7, 1993
Inventor: William T. Wilkinson (Chesapeake City, MD)
Primary Examiner: Bernard Ansher
Assistant Examiner: P. Hyder
Law Firm: Connolly & Hutz
Application Number: 7/507,902
Classifications
Current U.S. Class: D21/191; D/6350