Backrest

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Description

FIG. 1 is a front, right and top perspective view of a backrest, showing my design.

FIG. 2 is a front elevation view thereof.

FIG. 3 is a rear elevation view thereof.

FIG. 4 is a left side elevation view thereof.

FIG. 5 is a right side elevation view thereof.

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines depict portions of the backrest that form no part of the claimed design.

Claims

The ornamental design for a backrest, as shown and described.

Referenced Cited
U.S. Patent Documents
4572578 February 25, 1986 Perkins
D308613 June 19, 1990 Clark
5314235 May 24, 1994 Johnson
D474637 May 20, 2003 Scheetz
D565872 April 8, 2008 Huang
D574644 August 12, 2008 Collings
D582707 December 16, 2008 Solomon
D707842 June 24, 2014 Li
D720515 December 30, 2014 Warner
D793768 August 8, 2017 Goddard
D793770 August 8, 2017 Krishtul
D871796 January 7, 2020 Mi
D875456 February 18, 2020 King
D888481 June 30, 2020 Ericsson
D892518 August 11, 2020 Zhao
D905489 December 22, 2020 Zhu
D915104 April 6, 2021 Yang
D922797 June 22, 2021 Liu
D925939 July 27, 2021 Lee
D937024 November 30, 2021 Deevers et al.
D961317 August 23, 2022 Deevers et al.
D979287 February 28, 2023 Yang
D980648 March 14, 2023 Shen
D986635 May 23, 2023 Xia
20080036261 February 14, 2008 Yang
20090307846 December 17, 2009 Eura
20100148554 June 17, 2010 Yang
Other references
  • “Villsure Lumbar Support Pillow . . . ” Apr. 12, 2022, amazon.com, site visited Jun. 6, 2023 <https://www.amazon.com/Villsure-Computer-Ergonomic-Orthopedic-Adjustable/dp/B09XQZ47JG?th=1 > (Year: 2022).
Patent History
Patent number: D994408
Type: Grant
Filed: May 22, 2023
Date of Patent: Aug 8, 2023
Inventor: Qiuya Zhao (Hubei)
Primary Examiner: Kevin K Rudzinski
Assistant Examiner: Paul D Bohannon
Application Number: 29/892,781
Classifications
Current U.S. Class: D6/716.4