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The ornamental design for a step stool, as shown and described.
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The broken lines depict portions of the step stool that form no part of the claimed design.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Feb 20 2020 | Elbee Pty Ltd. | (assignment on the face of the patent) | ||||
Apr 16 2020 | MARSDEN, ANDREW | Elbee Pty Ltd | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 053146 | 0751 |
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