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Patent
D660622
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Priority
Jan 05 2012
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Filed
Jan 05 2012
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Issued
May 29 2012
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Expiry
May 29 2026
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Assg.orig
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Entity
unknown
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17
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8
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n/a
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The ornamental design for a chair backrest, as shown and described.
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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 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.
Su, Tung-Hua
| Patent |
Priority |
Assignee |
Title |
| D683172, |
Sep 14 2012 |
|
Chair backrest |
| D683574, |
Aug 15 2012 |
|
Chair backrest |
| D728292, |
Nov 12 2013 |
Kokuyo Furniture Co., Ltd. |
Chair |
| D773874, |
Apr 08 2015 |
|
Chair backrest |
| D846294, |
May 25 2017 |
STEEELCASE INC |
Seating arrangement |
| D851417, |
May 25 2017 |
STEEELCASE INC |
Seating arrangement |
| D851418, |
May 25 2017 |
STEEELCASE INC |
Seating arrangement |
| D851952, |
May 25 2017 |
STEEELCASE INC |
Seating arrangement |
| D852524, |
May 25 2017 |
STEEELCASE INC |
Seating arrangement |
| D852525, |
May 25 2017 |
STEEELCASE INC |
Seating arrangement |
| D852526, |
May 25 2017 |
STEEELCASE INC |
Seating arrangement |
| D907383, |
May 31 2019 |
Steelcase Inc |
Chair with upholstered back |
| D907935, |
May 31 2019 |
Steelcase Inc |
Chair |
| D947559, |
May 31 2019 |
Steelcase Inc. |
Chair with upholstered back |
| D947560, |
May 31 2019 |
Steelcase Inc. |
Chair |
| ER1137, |
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| ER9542, |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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Maintenance Fee Events |
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Maintenance Schedule |
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