Patent
   D661916
Priority
Jan 18 2011
Filed
Jan 18 2011
Issued
Jun 19 2012
Expiry
Jun 19 2026
Assg.orig
Entity
unknown
42
12
n/a
The ornamental design for an office chair, as shown and described.

FIG. 1 is a rear left perspective view of an office chair showing my new design;

FIG. 2 is a front left perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

Chen, Ching-Ming

Patent Priority Assignee Title
10258820, Sep 17 2013 Corecentric LLC Systems and method for providing ergonomic exercise chairs
10272282, Sep 20 2016 Corecentric LLC Systems and methods for providing ergonomic chairs
10960263, Sep 17 2013 Corecentric LLC Systems and methods for providing ergonomic exercise chairs
11253076, Feb 05 2019 MOTLEY, ADAM Chair having open shoulder backrest
D673399, Aug 26 2011 Seatback frame
D677917, Aug 11 2011 DAKANG HOLDING GROUP CO., LTD.; DAKANG HOLDING GROUP CO , LTD Chair
D686013, Dec 23 2011 CHIA CHI YA ENTERPRISE CO., LTD.; CHIA CHI YA ENTERPRISE CO , LTD Chair back frame
D698167, May 09 2012 Zhejiang Anji Daming Furniture Co., Ltd. Chair
D708878, Oct 03 2013 Harmony Lifestyle, LLC Ergonomic chair frame with elastic bands
D708883, Jan 10 2014 Zhongshan Shi Songlin Furniture Co., Ltd; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back frame
D708884, Jan 10 2014 Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back frame
D708885, Jan 22 2014 Zhongśhan Shi Songlin Furniture Co., Ltd; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back frame
D758774, Apr 24 2015 Steelcase Inc. Headrest assembly
D759415, Apr 24 2015 Steelcase Inc. Headrest
D760526, Apr 24 2015 Steelcase Inc. Headrest assembly
D780499, Jun 18 2015 Zhongshan Shi Songlin Furniture Co., Ltd. Chair back frame
D784748, Oct 02 2015 Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back
D793142, May 31 2016 Zhongshan Shi Songlin Furniture Co., Ltd. Chair back frame
D804879, Nov 12 2015 Corecentric LLC Chair
D841997, Jan 29 2016 Rotary chair
D874842, Aug 31 2017 Office chair
D888450, Jun 24 2019 ZHEJIANG MOTOSTUHL FURNITURE CO., LTD Chair
D907947, May 13 2020 Henglin Home Furnishings Co., Ltd. Chair
D917947, Sep 29 2020 Adjustable chair
D935253, Jul 14 2020 Henglin Home Furnishings Co., Ltd. Chair
D935795, Jul 10 2019 HOMY CASA LIMITED Chair
D935822, Jul 07 2020 Henglin Home Furnishings Co., Ltd. Chair
D941599, May 29 2020 ZHEJIANG SUNON FURNITURE MANUFACTURE CO., LTD. Chair
D941622, May 29 2020 ZHEJIANG SUNON FURNITURE MANUFACTURE CO., LTD. Chair back
D955767, May 29 2020 Henglin Home Furnishings Co., Ltd. Chair
D970276, Jul 07 2022 Office chair
D975459, Jun 07 2019 Office chair
D976019, Oct 31 2021 Ergonomic chair
D982918, May 05 2022 GENOVA INC. Mesh gaming chair with footrest
D988739, Mar 22 2021 HANGZHOU POINT&LINE TECHNOLOGY CO , LTD Chair
ER1936,
ER3390,
ER3636,
ER4893,
ER5216,
ER7258,
ER7534,
Patent Priority Assignee Title
D436456, Apr 12 2000 Allseating Corporation Chair
D501333, Apr 14 2003 PRO-CORD S P A Chair
D507124, Jul 13 2004 Chair
D510671, Nov 25 2003 Backrest frame of a chair
D543717, Dec 01 2006 Office chair
D548994, Jan 23 2007 Chair
D552857, Mar 08 2007 Chair
D557024, Apr 23 2007 Office chair
D585205, Mar 27 2008 Hurng Taih Plastic Master Batch Co., Ltd. Frame of the office chair
D610822, Jan 21 2009 Office chair
D641572, Feb 01 2010 FUH Shyan Co., Ltd. Chair back frame
D645684, Jan 18 2011 Combined seatback frame
Executed onAssignorAssigneeConveyanceFrameReelDoc
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule