Patent
   D929784
Priority
May 20 2020
Filed
May 20 2020
Issued
Sep 07 2021
Expiry
Sep 07 2036
Assg.orig
Entity
unknown
10
13
n/a
The ornamental design for a chair backrest, as shown and described.

FIG. 1 is a perspective view of the chair backrest showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

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

FIG. 7 is a bottom plan view thereof.

Su, Tung-Hua

Patent Priority Assignee Title
D940487, Nov 29 2019 Chair lumbar support
D944025, May 14 2020 FOSHAN ORCCO FURNITURE CO., LTD Chair
D950997, Dec 21 2020 NINGBO KAIRUI ZHAOZHI TRADING CO , LTD Chair
ER1936,
ER3355,
ER3636,
ER3905,
ER7157,
ER7258,
ER8343,
Patent Priority Assignee Title
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D809842, Jun 22 2017 Chair backrest
D823626, Jun 26 2017 Frame for the back of a chair
D837553, Sep 09 2016 Vitra AG Chair
D839035, Nov 27 2017 Chair back frame
D888450, Jun 24 2019 ZHEJIANG MOTOSTUHL FURNITURE CO., LTD Chair
D909084, Oct 22 2019 Henglin Home Furnishings Co., Ltd. Chair
D913004, Aug 26 2019 ZHEJIANG ZHONGWEI SMART FURNITURE CO., LTD. Chair
D920696, Sep 19 2019 Chair
D921410, Dec 05 2017 Steelcase Inc. Chair
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