Step stool

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Description

FIG. 1 is a perspective view of a step stool showing the new design with the texturing on the top surface shown in broken lines and form no art of the claimed design;

FIG. 2 is a front elevational view thereof, the rear elevational view being identical thereto, with the wheels supporting the step stool shown in broken line;

FIG. 3 is a side elevational view thereof, the unillustrated side being identical thereto, with the wheels shown in broken lines;

FIG. 4 is a top plan view thereof, with the surface texturing of the top horizontal surface of the step stool shown in broken lines as such texturing may vary and does not form a part of the design to be patented; and,

FIG. 5 is a perspective view showing the open bottom and interior of the step stool with structural elements shown in broken lines as they do not form a part of the design being patented.

Claims

The ornamental design for a step stool, as shown and described.

Referenced Cited
U.S. Patent Documents
329654 November 1885 Kraemer
446579 February 1891 Brown
906891 December 1908 Johnston
1050409 January 1913 Wadsworth et al.
D184390 February 1959 Cramer
2955645 October 1960 Cramer
D197842 March 1964 Keller et al.
3410441 November 1968 Rhyne
D216508 January 1970 Dottinger et al.
3559761 February 1971 Wehner
3570699 March 1971 Kobayashi
3599750 August 1971 Serwer
3692204 September 1972 Provi et al.
3700134 October 1972 Blanchard
3721315 March 1973 Wehner
3727785 April 1973 Lutz
3727786 April 1973 Fausel
3743051 July 1973 Cramer
D237872 December 1975 Miller et al.
3981410 September 21, 1976 Schurch
3982650 September 28, 1976 Ichihara
4005795 February 1, 1977 Mikkelsen et al.
4046348 September 6, 1977 Goodwin
4155423 May 22, 1979 Miller
4238044 December 9, 1980 Roddier
D262419 December 29, 1981 Cramer
4402397 September 6, 1983 Spence
D271256 November 8, 1983 McClelland
4561554 December 31, 1985 Swincicki
4624341 November 25, 1986 Lee
4662532 May 5, 1987 Anderson et al.
4674647 June 23, 1987 Gyenge et al.
4782972 November 8, 1988 Wenkman et al.
4917255 April 17, 1990 Foy et al.
D307800 May 8, 1990 Hradisky
5011013 April 30, 1991 Meisner et al.
5037084 August 6, 1991 Flor
5072828 December 17, 1991 Irvine
5118095 June 2, 1992 Flor
D330462 October 27, 1992 Szablak et al.
5236099 August 17, 1993 Fties et al.
D339179 September 7, 1993 Wilkinson
5285992 February 15, 1994 Brown
D347527 June 7, 1994 Breen et al.
D355828 February 28, 1995 Dickinson et al.
D360664 July 25, 1995 Stone
5555980 September 17, 1996 Johnston et al.
D376909 December 31, 1996 Dickinson et al.
D382113 August 12, 1997 DuRapau
5697669 December 16, 1997 Yemini
5816425 October 6, 1998 Keip et al.
5823374 October 20, 1998 Wu
D405956 February 23, 1999 Meisner et al.
5882097 March 16, 1999 Kohagen et al.
6415938 July 9, 2002 Karpisek
D524069 July 4, 2006 Lim
20030150769 August 14, 2003 Lau
20040200832 October 14, 2004 Moon et al.
20050016999 January 27, 2005 Richardson et al.
20050155967 July 21, 2005 Vial
20060043090 March 2, 2006 Ferrini
20060054620 March 16, 2006 Liu et al.
20060144837 July 6, 2006 Linares
Foreign Patent Documents
0 211 116 August 1985 EP
1 061 009 June 1999 EP
1 182 149 February 2002 EP
2 421 928 July 2006 GB
WO 97/49622 December 1997 WO
Patent History
Patent number: D557910
Type: Grant
Filed: Oct 23, 2006
Date of Patent: Dec 25, 2007
Assignee: J.F. Meskill Enterprises, LLC (Cleveland, OH)
Inventors: Craig M. Saunders (Rocky River, OH), Lindsey Tufts, Jr. (Eastlake, OH), Jeffrey M. Kalman (Cleveland Heights, OH)
Primary Examiner: Sandra Snapp
Attorney: Fay Sharpe LLP
Application Number: 29/267,837
Classifications
Current U.S. Class: D6/350