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Patent
D724881
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Priority
Sep 29 2014
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Filed
Sep 29 2014
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Issued
Mar 24 2015
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Expiry
Mar 24 2029
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Assg.orig
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Entity
unknown
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9
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7
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n/a
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The ornamental design for a chair back frame, as shown and described.
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FIG. 1 is a perspective view of a chair back frame, 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 view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Tsai, Hsuan-Chin
Patent |
Priority |
Assignee |
Title |
D767320, |
Jul 17 2015 |
|
Chair back |
D770212, |
Jan 13 2015 |
Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD |
Chair back frame |
D779250, |
Feb 12 2016 |
PNC BANK |
Portion of a back support for a chair |
D782241, |
Feb 12 2016 |
PNC BANK |
Back support for a chair |
D782859, |
Feb 12 2016 |
PNC BANK |
Back support for a chair |
D818294, |
Mar 07 2016 |
Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD |
Chair back frame |
D825241, |
Jul 12 2016 |
Gary W., Feiner |
Back support |
D856728, |
Apr 03 2017 |
Gary W., Feiner |
Back support |
D857436, |
Sep 13 2017 |
Gary W., Feiner; FEINER, GARY W |
Back support |
Patent |
Priority |
Assignee |
Title |
D595971, |
Jan 16 2008 |
KOKUYO CO , LTD |
Chair |
D668481, |
Jul 14 2011 |
FUH Shyan Co., Ltd.; Ming-Tang, Chuang |
Chair back frame |
D677068, |
Jul 28 2011 |
Jianhua Yang, Foshan Nanhai Lainuo Furniture Co., Ltd. |
Office chair |
D684783, |
Apr 20 2012 |
|
Chair |
D684784, |
Oct 21 2012 |
Zhejian Anji Daming Furniture Co., Ltd. |
Chair |
D697732, |
May 09 2012 |
Zhejiang Anji Daming Furniture Co., Ltd. |
Chair |
D707460, |
Oct 17 2012 |
Okamura Corporation |
Chair |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a