Step stool
Description
1. Step stool
Claims
The ornamental design for a step stool, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D956439
Type: Grant
Filed: Feb 5, 2021
Date of Patent: Jul 5, 2022
Inventor: Martins Spravniks (Adazi)
Primary Examiner: Mary Ann Calabrese
Assistant Examiner: Catherine Ho
Application Number: 35/511,838
Type: Grant
Filed: Feb 5, 2021
Date of Patent: Jul 5, 2022
Inventor: Martins Spravniks (Adazi)
Primary Examiner: Mary Ann Calabrese
Assistant Examiner: Catherine Ho
Application Number: 35/511,838
Classifications
Current U.S. Class:
D6/350
