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Patent
D574645
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Priority
May 02 2007
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Filed
May 02 2007
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Issued
Aug 12 2008
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Expiry
Aug 12 2022
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Assg.orig
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Entity
unknown
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14
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7
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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 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; and,
FIG. 7 is a bottom plan view thereof.
Christensen, Jesper
Patent |
Priority |
Assignee |
Title |
D594257, |
Dec 02 2008 |
Dynamic Office Chair Company, Ltd. |
Chair back |
D601830, |
Oct 30 2008 |
True Seating Concepts, LLC |
Frame for a chair back |
D611741, |
Sep 09 2009 |
IGO Furniture (Foshan) Ltd, |
Seatback |
D647716, |
Jan 19 2010 |
Chueng Shine Co., Ltd. |
Chair frame |
D648965, |
May 13 2010 |
STEELCASE, INC |
Seating unit back |
D667244, |
May 20 2011 |
|
Frame of chair backrest |
D708882, |
Aug 07 2013 |
Zhongshan Shi Songlin Furniture Co., Ltd |
Chair back frame |
D723851, |
Jun 07 2013 |
MILLERKNOLL, INC |
Backrest support |
D762996, |
Mar 24 2014 |
Stoll Giroflex AG |
Office chair |
D782238, |
Apr 03 2015 |
Chair Meister Co., Ltd. |
Chair back frame |
D818294, |
Mar 07 2016 |
Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD |
Chair back frame |
D826614, |
May 26 2017 |
Hongliang, Chu |
Back rest for chair |
D878790, |
Dec 19 2018 |
ZHEJIANG HENGLIN CHAIR INDUSTRY CO., LTD. |
Chair |
ER8641, |
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Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a