Step stool

Cheris , et al. October 16, 2

Patent Grant D449386

U.S. patent number D449,386 [Application Number D/129,368] was granted by the patent office on 2001-10-16 for step stool. This patent grant is currently assigned to Tenex Corporation. Invention is credited to Albert B. Cheris, Mark Dziersk.


United States Patent D449,386
Cheris ,   et al. October 16, 2001

Step stool

Claims

The ornamental designs for step stool, as shown and described.
Inventors: Cheris; Albert B. (Deerfield, IL), Dziersk; Mark (Chicago, IL)
Assignee: Tenex Corporation (Elk Grove Village, IL)
Appl. No.: D/129,368
Filed: September 12, 2000

Current U.S. Class: D25/65
Current International Class: 2504
Field of Search: ;D25/65,63 ;182/38,33,33.4,33.5,15 ;D6/349,350,353,330 ;248/405

References Cited [Referenced By]

U.S. Patent Documents
D240220 June 1976 Meyer
D307800 May 1990 Hradisky
Primary Examiner: Clark; Doris
Attorney, Agent or Firm: Cook, Alex, McFarron, Manzo, Cummings & Mehler, Ltd.

Description



FIG. 1 is a perspective view of a first embodiment of a step stool with rollers of our design;

FIG. 2 is an elevational view of one side thereof, the opposite side being substantially 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 perspective view of a second embodiment of a step step stool with rollers of our design and having a lesser height than that depicted in FIG. 1;

FIG. 8 is an elevational view of one side thereof, the opposite side being substantially a mirror image thereof;

FIG. 9 is a front elevational view thereof;

FIG. 10 is a rear elevational view thereof;

FIG. 11 is a top plan view thereof;

FIG. 12 is a bottom plan view thereof;

FIG. 13 is a perspective view of a third embodiment of a step step stool of our design without rollers;

FIG. 14 is an elevational view of one side thereof, the opposite side being substantially a mirror image thereof;

FIG. 15 is a front elevational view thereof;

FIG. 16 is a rear elevational view thereof;

FIG. 17 is a top plan view thereof;

FIG. 18 is a bottom plan view thereof;

FIG. 19 is a perspective view of a fourth embodiment of a step stool of our design having single step;

FIG. 20 is an elevational view of one side thereof, the opposite side being substantially a mirror image thereof;

FIG. 21 is a front elevational view thereof, the opposite side being substantially a mirror image thereof;

FIG. 22 is a top plan view thereof; and,

FIG. 23 is a bottom plan view thereof.

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