Staircase machine

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Description

FIG. 1 is a front, right, top perspective view of a staircase machine, showing my new design;

FIG. 2 is a rear, left, top perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a top plan view thereof.

The dashed broken lines in the figures illustrate portions of the staircase machine that form no part of the claimed design.

Claims

The ornamental design for a staircase machine, as shown and described.

Referenced Cited
U.S. Patent Documents
D785730 May 2, 2017 Huang et al.
D812700 March 13, 2018 Silver
D820922 June 19, 2018 Saragoni
D854100 July 16, 2019 Xing
D963767 September 13, 2022 Horita
D963768 September 13, 2022 Horita
D975211 January 10, 2023 Horita
D975212 January 10, 2023 Horita
D977038 January 31, 2023 Horita
D979676 February 28, 2023 Hetrick
D988441 June 6, 2023 Hetrick
20120264572 October 18, 2012 Fenster
Foreign Patent Documents
305717091 April 2020 CN
Other references
  • Stair stepper, amazon.com, Oct. 6, 2023, retrieved Mar. 4, 2024, https://www.amazon.com/dp/B0CKLVB2RN (Year: 2023).
  • Signature Fitness continuous climber, amazon.com, Jul. 19, 2022, retrieved Mar. 4, 2024, https://www.amazon.com/Signature-Fitness-Continuous-Commercial-Stepping/dp/B0B72BMJQK?th=1 (Year: 2022).
Patent History
Patent number: D1039075
Type: Grant
Filed: Feb 8, 2024
Date of Patent: Aug 13, 2024
Inventor: Shaowei Tong (Cixi)
Primary Examiner: Katherine A Holbrow
Application Number: 29/928,095