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Patent
D873043
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Priority
Dec 18 2017
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Filed
Dec 18 2017
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Issued
Jan 21 2020
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Expiry
Jan 21 2035
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Assg.orig
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Entity
unknown
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19
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13
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n/a
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The ornamental design for an office chair, as shown.
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FIG. 1 is a perspective view of an office chair showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is another perspective view thereof.
Su, Chih-Cheng
| Patent |
Priority |
Assignee |
Title |
| D893907, |
Sep 30 2016 |
Scandinavian Business Seating AS |
Chair |
| D893908, |
Sep 30 2016 |
Scandinavian Business Seating AS |
Chair |
| D923994, |
May 31 2019 |
|
Chair armrest |
| D935824, |
Feb 19 2020 |
Steelcase Inc |
Seat |
| D936984, |
Feb 19 2020 |
Steelcase Inc |
Chair |
| D936985, |
Feb 19 2020 |
Steelcase Inc |
Chair |
| D937024, |
Feb 19 2020 |
Steelcase Inc |
Backrest |
| D937595, |
Feb 19 2020 |
Steelcase Inc |
Chair |
| D951690, |
Feb 19 2020 |
Steelcase Inc. |
Chair |
| D951691, |
Feb 19 2020 |
Steelcase Inc. |
Chair |
| D953084, |
Sep 18 2020 |
|
Office chair |
| D961280, |
Feb 19 2020 |
Steelcase Inc |
Chair |
| D961281, |
Feb 19 2020 |
Steelcase Inc |
Chair |
| D961315, |
Feb 19 2020 |
Steelcase Inc. |
Chair |
| D961316, |
Feb 19 2020 |
Steelcase Inc. |
Chair |
| D961317, |
Feb 19 2020 |
Steelcase Inc |
Backrest |
| ER1798, |
|
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|
| ER7864, |
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| ER9788, |
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| Patent |
Priority |
Assignee |
Title |
| D534384, |
Apr 07 2005 |
|
Backrest for a chair |
| D559573, |
Oct 24 2006 |
Okamura Corporation |
Chair |
| D573817, |
Sep 07 2007 |
|
Chair backrest |
| D670927, |
Sep 15 2011 |
Okamura Corporation |
Chair |
| D688483, |
May 09 2012 |
Okamura Corporation |
Chair |
| D724367, |
Oct 31 2012 |
SIDIZ, INC |
Swivel chair |
| D763587, |
Oct 14 2014 |
Allseating Corporation |
Chair |
| D792120, |
Jul 24 2015 |
|
Chair |
| D798092, |
Jan 09 2017 |
Oasyschair Co., Ltd.; OASYSCHAIR CO , LTD |
Backrest for a chair |
| D801741, |
Feb 10 2016 |
DONGGUAN CHANGYU FURNITURE CO LTD |
Office chair |
| D802315, |
May 13 2016 |
Vitra AG |
Chair |
| D823626, |
Jun 26 2017 |
|
Frame for the back of a chair |
| D831991, |
Sep 09 2016 |
Vitra AG |
Chair |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a