PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
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 |
20020036420, |
|
|
|
20080315661, |
|
|
|
D445580, |
Sep 28 2000 |
Formway Furniture Limited |
Chair |
D793143, |
May 31 2016 |
Zhongshan Shi Songlin Furniture Co., Ltd |
Chair back frame |
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 |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a