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Step ladder
D624200 Step ladder
Patent Drawings:Drawing: D624200-10    Drawing: D624200-2    Drawing: D624200-3    Drawing: D624200-4    Drawing: D624200-5    Drawing: D624200-6    Drawing: D624200-7    Drawing: D624200-8    Drawing: D624200-9    
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(9 images)

Inventor: Kieffer, et al.
Date Issued: September 21, 2010
Application: D/343,266
Filed: September 10, 2009
Inventors: Kieffer; Mitchell I. (Minneapolis, MN)
Caldwell; Allen A. (Shakopee, MN)
Schlueter; Nathan L. (Bloomington, MN)
Decker; Matthew J. (St. Paul, MN)
Assignee: Core Distribution, Inc. (Minneapolis, MN)
Primary Examiner: Clark; Doris
Assistant Examiner:
Attorney Or Agent: Fredrikson & Byron, P.A.
U.S. Class: D25/65
Field Of Search: D25/64; D25/65; 182/23; 182/152; 182/167; 182/170; 182/173; 182/180.2; 182/179.1; 182/180.1; 182/194; 182/165
International Class: 2504
U.S Patent Documents:
Foreign Patent Documents:
Other References:

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

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