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Patent
D677068
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Priority
Jul 28 2011
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Filed
Jul 28 2011
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Issued
Mar 05 2013
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Expiry
Mar 05 2027
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Assg.orig
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Entity
unknown
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26
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9
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n/a
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The ornamental design for an office chair, as shown and described.
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FIG. 1 is a perspective view generally taken from one side of the office chair showing the design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a side elevational view thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
Chen, Desheng
Patent |
Priority |
Assignee |
Title |
9192237, |
Nov 01 2012 |
AIROPEDIC INTERNATIONAL INC |
Seat back, seating apparatus and method |
D696055, |
May 26 2009 |
STEELCASE, INC |
Chair back |
D696545, |
May 26 2009 |
STEELCASE, INC |
Rear surface of a chair back |
D696546, |
May 26 2009 |
STEELCASE, INC |
Chair back |
D715068, |
Jun 07 2013 |
ITOKI CORPORATION |
Chair |
D724367, |
Oct 31 2012 |
SIDIZ, INC |
Swivel chair |
D724881, |
Sep 29 2014 |
Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD |
Chair back frame |
D735512, |
Jun 07 2013 |
ITOKI CORPORATION |
Chair backrest |
D735513, |
Jun 07 2013 |
ITOKI CORPORATION |
Backrest of a chair |
D741099, |
Sep 26 2013 |
Okamura Corporation |
Chair |
D741100, |
Jun 07 2013 |
ITOKI CORPORATION |
Chair back frame |
D755533, |
Jan 29 2015 |
BOSS DESIGN LIMITED |
Armchair |
D766641, |
Jul 14 2014 |
DAUPHIN ENTWICKLUNGS- UDN BETEILIGUNGS-GMBH; DAUPHIN ENTWICKLUNGS- U BETEILIGUNGS-GMBH |
Chair back |
D770788, |
Jan 29 2015 |
BOSS DESIGN LIMITED |
Armchair |
D799234, |
May 09 2016 |
DAKANG HOLDING GROUP CO., LTD. |
Chair |
D823015, |
Jul 21 2017 |
HOMY CASA LIMITED |
Chair |
D823016, |
Jul 21 2017 |
HOMY CASA LIMITED |
Chair |
D865423, |
Jun 15 2017 |
Kokuyo Co., Ltd. |
Chair |
D905991, |
May 27 2019 |
|
Chair |
D907382, |
Oct 11 2018 |
KNOLL, INC |
Chair |
D910358, |
Dec 25 2018 |
Anji Fuhe Furniture Co., Ltd. |
Seat |
D911054, |
Jun 21 2019 |
NINGBO MEIYING HOUSEHOLD GROUP CO , LTD |
Office chair |
D919345, |
Oct 11 2018 |
Knoll, Inc. |
Chair |
D988020, |
Aug 19 2022 |
|
Office chair |
ER2448, |
|
|
|
ER2698, |
|
|
|
Patent |
Priority |
Assignee |
Title |
8113591, |
Nov 12 2008 |
ERGOCENTRIC INC |
Apparatus and method for producing a ventilated chair backing assembly |
D422802, |
Jun 12 1997 |
KEILHAUER LTD |
Modular chair |
D456160, |
May 22 2000 |
Herman Miller, Inc. |
Chair |
D471042, |
Feb 13 2002 |
HERMAN MILLER, INC |
Back for a seating structure |
D496812, |
May 30 2003 |
Global Total Office |
Chair |
D516828, |
Jul 02 2004 |
Zhejiang Himax Furniture Industry Corp. Ltd. |
Chair |
D595970, |
Jan 16 2008 |
KOKUYO CO , LTD |
Chair |
D596418, |
Jan 16 2008 |
KOKUYO CO , LTD |
Chair |
D638230, |
Feb 24 2010 |
Formway Furniture Limited |
Chair |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a