Step stool

- Tenex Corporation
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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.

Claims

The ornamental designs for step stool, as shown and described.

Referenced Cited
U.S. Patent Documents
D240220 June 1976 Meyer
D307800 May 8, 1990 Hradisky
Patent History
Patent number: D449386
Type: Grant
Filed: Sep 12, 2000
Date of Patent: Oct 16, 2001
Assignee: Tenex Corporation (Elk Grove Village, IL)
Inventors: Albert B. Cheris (Deerfield, IL), Mark Dziersk (Chicago, IL)
Primary Examiner: Doris Clark
Attorney, Agent or Law Firm: Cook, Alex, McFarron, Manzo, Cummings & Mehler, Ltd.
Application Number: 29/129,368
Classifications
Current U.S. Class: Step Stool Type (D25/65)
International Classification: 2504;