Step ladder

- Core Distribution, Inc.
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Description

FIG. 1 is a front perspective view of the step ladder of our design shown in its unfolded position;

FIG. 2 is a right-side elevation view thereof, the left-side elevation view being a mirror image thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front perspective view of the step ladder of our design shown in its folded position;

FIG. 8 is a front elevation view thereof;

FIG. 9 is a rear elevation view thereof;

FIG. 10 is a left-side elevation view thereof;

FIG. 11 is a right-side elevation view thereof;

FIG. 12 is a top plan view thereof; and,

FIG. 13 is a bottom plan view thereof.

Claims

We claim the ornamental design for the step ladder, as shown and described.

Referenced Cited
U.S. Patent Documents
3912043 October 1975 Brannan
4524847 June 25, 1985 Mintz
D414566 September 28, 1999 Gibson et al.
5967260 October 19, 1999 Spak
6497304 December 24, 2002 Leipziger
Patent History
Patent number: D624200
Type: Grant
Filed: Sep 10, 2009
Date of Patent: Sep 21, 2010
Assignee: Core Distribution, Inc. (Minneapolis, MN)
Inventors: Mitchell I. Kieffer (Minneapolis, MN), Allen A. Caldwell (Shakopee, MN), Nathan L. Schlueter (Bloomington, MN), Matthew J. Decker (St. Paul, MN)
Primary Examiner: Doris Clark
Attorney: Fredrikson & Byron, P.A.
Application Number: 29/343,266
Classifications
Current U.S. Class: Step Stool Type (D25/65)