Step stool
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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.
D240220 | June 1976 | Meyer |
D307800 | May 8, 1990 | Hradisky |
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