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Patent
D580198
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Priority
Mar 17 2008
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Filed
Mar 17 2008
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Issued
Nov 11 2008
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Expiry
Nov 11 2022
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Assg.orig
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Entity
unknown
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21
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17
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n/a
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The ornamental design for a chair back, as shown and described.
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FIG. 1 is a perspective view of a chair back showing my 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; and,
FIG. 7 is a bottom plan view thereof.
Wu, Yao-Chuan
Patent |
Priority |
Assignee |
Title |
D596884, |
Dec 23 2008 |
Hurng Taih Plastic Master Batch Co., Ltd. |
Chair back frame |
D601830, |
Oct 30 2008 |
True Seating Concepts, LLC |
Frame for a chair back |
D611741, |
Sep 09 2009 |
IGO Furniture (Foshan) Ltd, |
Seatback |
D645683, |
Jan 18 2011 |
|
Seatback frame |
D645684, |
Jan 18 2011 |
|
Combined seatback frame |
D648966, |
Jun 24 2010 |
MERRYFAIR CHAIR SYSTEM SDN BHD |
Back frame of chair |
D648967, |
Jun 24 2010 |
MERRYFAIR CHAIR SYSTEM SDN BHD |
Back and seat frame of chair |
D661136, |
Jul 08 2010 |
|
Chair backrest |
D661137, |
Nov 16 2011 |
|
Chair backrest |
D666032, |
May 03 2012 |
|
Chair backrest |
D683574, |
Aug 15 2012 |
|
Chair backrest |
D686013, |
Dec 23 2011 |
CHIA CHI YA ENTERPRISE CO., LTD.; CHIA CHI YA ENTERPRISE CO , LTD |
Chair back frame |
D687660, |
Jun 05 2012 |
Zhongshan Shi Songlin Furniture Co., Ltd; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD |
Chair back frame |
D706068, |
Sep 26 2013 |
Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD |
Chair back frame |
D709312, |
Oct 17 2012 |
Okamura Corporation |
Chair |
D728292, |
Nov 12 2013 |
Kokuyo Furniture Co., Ltd. |
Chair |
D767320, |
Jul 17 2015 |
|
Chair back |
D782238, |
Apr 03 2015 |
Chair Meister Co., Ltd. |
Chair back frame |
D799877, |
Mar 28 2016 |
EXEMPLIS LLC |
Lumbar support frame |
D839035, |
Nov 27 2017 |
|
Chair back frame |
D968863, |
Dec 09 2020 |
B&T INNOTEC GERMANY GMBH |
Seat backrest for two wheeled vehicle |
Patent |
Priority |
Assignee |
Title |
D445580, |
Sep 28 2000 |
Formway Furniture Limited |
Chair |
D486656, |
Mar 13 2003 |
|
Chair |
D505798, |
Apr 04 2001 |
Sedus Stoll AG |
Chair |
D507124, |
Jul 13 2004 |
|
Chair |
D514831, |
Oct 02 2003 |
Zhejiang Himax Furniture Industry Corp., Ltd. |
Chair |
D514832, |
Oct 02 2003 |
Zhejiang Himax Furniture Industry Corp Ltd. |
Chair |
D534384, |
Apr 07 2005 |
|
Backrest for a chair |
D540080, |
Oct 11 2005 |
|
Chair backrest |
D540580, |
Dec 31 2005 |
|
Chair backrest |
D541062, |
Apr 14 2006 |
|
Office chair |
D545076, |
Feb 28 2005 |
PNC BANK |
Office chair |
D548992, |
Mar 24 2006 |
HNI Corporation |
Chair |
D549976, |
Nov 09 2006 |
|
Chair |
D549977, |
Mar 24 2006 |
HNI Corporation |
Chair |
D550467, |
Mar 24 2006 |
HNI Corporation |
Chair |
D558994, |
Mar 24 2006 |
HNI Corporation |
Chair |
D568624, |
Oct 03 2007 |
Hurng Taih Plastic Master Batch Co., Ltd. |
Office chair |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a