Step stool
Description
The broken lines in the drawings illustrate portions of the step stool and form no part of the claimed design.
Claims
The ornamental design for a step stool, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
| 4630861 | December 23, 1986 | Henschel |
| D553372 | October 23, 2007 | Henschel |
| D554875 | November 13, 2007 | Emert |
| D579680 | November 4, 2008 | Emert |
| D586923 | February 17, 2009 | Eveleth |
| D609927 | February 16, 2010 | Floer |
| D639080 | June 7, 2011 | van der Lande |
| D668070 | October 2, 2012 | Kim |
| D707975 | July 1, 2014 | Habraken |
| D710031 | July 29, 2014 | Simpson |
| D751309 | March 15, 2016 | Habraken |
| 20090261643 | October 22, 2009 | Kay |
- Compactly foldable lightweight and highly safe carbon resin step stand “Desta”, available in getnavi.jp, published Aug. 16, 2022 [online], Retrieved on Sep. 13, 2023 from URL: https://getnavi.jp/capa/news/413908/ (Year: 2022).
- European patent application No. EM 003331057-0001, titled “Folding stools”, filed Aug. 4, 2016, 2 pages.
Patent History
Patent number: D1035290
Type: Grant
Filed: Mar 17, 2022
Date of Patent: Jul 16, 2024
Assignee: HASEGAWA KOGYO CO., LTD (Osaka)
Inventors: Michiaki Sugiki (Osaka), Yuka Hotta (Osaka)
Primary Examiner: Susan E Krakower
Assistant Examiner: Michelle M Reeves
Application Number: 29/831,167
Type: Grant
Filed: Mar 17, 2022
Date of Patent: Jul 16, 2024
Assignee: HASEGAWA KOGYO CO., LTD (Osaka)
Inventors: Michiaki Sugiki (Osaka), Yuka Hotta (Osaka)
Primary Examiner: Susan E Krakower
Assistant Examiner: Michelle M Reeves
Application Number: 29/831,167
Classifications
Current U.S. Class:
D6/353