Resources Contact Us Home
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    
« 1 »

(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.

* * * * *
  Recently Added Patents
Combined imaging and radiation therapy
Systems and methods for identifying similar documents
Hand sign
Variants of a family 44 xyloglucanase
Methods and systems for motion estimation with nonlinear motion-field smoothing
Verbena plant named `Duempsopicha`
Preserving user applied markings made to a hardcopy original document
  Randomly Featured Patents
In-seeker jamming device
Decorative unit with illuminable decorative elements
Nuclear rector vessel with nozzle plug
Transport device for paper sheets
Process for preparing polyarylene ether ketone
Electrical connector with terminal retaining member
Osteoinductive protein mixtures and purification processes
Process for making substituted pyrazoles
Wireless communication device