Backrest
Description
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
Other references
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 |
- “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
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