Step stool

- Cosco Management, Inc.
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Description

FIG. 1 is a perspective view of a step stool showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right-side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left-side elevational view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Claims

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

Referenced Cited
U.S. Patent Documents
4502564 March 5, 1985 Kummerlin et al.
5503245 April 2, 1996 Etesam
D387878 December 16, 1997 Jacques
D388882 January 6, 1998 Kain
5722507 March 3, 1998 Kain
5762163 June 9, 1998 Kain
D410550 June 1, 1999 Meyers
D411888 July 6, 1999 King
5937968 August 17, 1999 Gibson et al.
D414566 September 28, 1999 Gibson et al.
D414879 October 5, 1999 Meyers
6000497 December 14, 1999 Kain et al.
6026933 February 22, 2000 King et al.
6039149 March 21, 2000 Bedja et al.
D447817 September 11, 2001 Rosko
Other references
  • Brochure entitled “Cosco Creating the Comforts of Home Home Furnishings 1991;” pp. 21-24.
  • Brochure entitled “Cosco 1995 Home Furnishings;” pp. 1-6.
  • Brochure entitled “Cosco A Dorel Company Home Furnishings 1996;” pp. 14-25.
Patent History
Patent number: D458385
Type: Grant
Filed: Jan 9, 2001
Date of Patent: Jun 4, 2002
Assignee: Cosco Management, Inc. (Wilmington, DE)
Inventor: M. Scot Rosko (Greenwood, IN)
Primary Examiner: Doris Clark
Attorney, Agent or Law Firm: Barnes & Thornburg
Application Number: 29/135,282
Classifications
Current U.S. Class: Ladder (D25/64)
International Classification: 2504;