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Patent
   D581708
Priority
Apr 22 2008
Filed
Apr 22 2008
Issued
Dec 02 2008
Expiry
Dec 02 2022
Inventors
Su, Shu O
Assg.orig
Assg.curr
Entity
unknown
Referenced by
46
References
10
Maint.:
n/a
The ornamental design for a chair back, as shown and described.

FIG. 1 is a perspective view of a chair back showing my new design;

FIG. 2 is a front view of the design;

FIG. 3 is a rear view of the design;

FIG. 4 is a left side view of the design;

FIG. 5 is a right side view of the design;

FIG. 6 is a top view of the design; and,

FIG. 7 is a bottom view of the design.
INVENTORS:

Su, Shu O

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
10010178, Nov 05 2015 Mity-Lite, Inc. Stacking chair
10194749, May 23 2017 YETI Coolers, LLC Portable chair and methods of forming a portable chair
10561249, May 23 2017 YETI Coolers, LLC Portable chair and cup holder assembly
10743670, May 23 2017 YETI Coolers, LLC Portable chair and cup holder assembly
11147379, Aug 22 2019 MITY-LITE, INC Cushion for folding chair
8029059, Dec 24 2008 MITY-LITE, INC Folding and stacking mesh chair system
8029060, Oct 04 2006 Formway Furniture Limited Chair
8033598, Dec 24 2008 MITY-LITE, INC Mesh folding chair
8033612, Dec 24 2008 MITY-LITE, INC Comfortable mesh folding chair
8038221, Dec 24 2008 MITY-LITE, INC Folding mesh chair with nesting hoops
8087727, Oct 04 2006 Formway Furniture Limited Chair
8317269, Dec 24 2008 MITY-LITE, INC Mesh stacking chair
8322787, Dec 24 2008 MITY-LITE, INC Clamping joint for a chair
8454093, Dec 24 2008 Mity-Lite, Inc. Mesh chair with open-end hoop
8613481, Oct 04 2006 Formway Furniture Limited Chair
8668265, Oct 04 2006 Formway Furniture Limited Chair
8888183, Oct 04 2006 Formway Furniture Limited Chair
9492014, Dec 24 2008 Mity-Lite, Inc. Mesh folding chair
D593337, Jan 12 2009 Chair
D599127, Apr 13 2009 MITY-LITE, INC Mesh folding chair
D600051, Apr 09 2008 Formway Furniture Limited Chair back
D604535, Apr 09 2008 Formway Furniture Limited Chair
D604969, Apr 09 2008 Formway Furniture Limited Chair back component
D613072, Oct 14 2005 HNI Technologies Inc. Mesh for a chair back rest
D615784, Apr 09 2008 Formway Furniture Limited Chair back
D616213, Apr 09 2008 Formway Furniture Limited Chair
D627983, Nov 09 2009 Kabushiki Kaisha Uchida Yoko Chair
D648554, Nov 04 2009 MITY-LITE, INC Mesh stacking chair
D660612, Nov 16 2010 MITY-LITE, INC Mesh banquet chair
D669713, May 11 2012 Chair back
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
D724879, Sep 12 2014 DONGGUAN KENTEC OFFICE SEATING CO , LTD Chair back
D741099, Sep 26 2013 Okamura Corporation Chair
D779221, Nov 03 2015 Mity-Lite, Inc. Stacking chair
D779222, Nov 03 2015 Mity-Lite, Inc. Stacking chair
D784038, Nov 03 2015 Mity-Lite, Inc. Stacking chair
D815868, Feb 02 2016 OFFICE MASTER INC Office chair
D823018, Jul 21 2017 HOMY CASA LIMITED Chair
D843150, Jan 10 2018 YETI Coolers, LLC Portable chair
D843151, Jan 10 2018 YETI Coolers, LLC Portable chair
D843152, Jan 10 2018 YETI Coolers, LLC Portable chair
D850810, Jan 10 2018 YETI Coolers, LLC Portable chair
D911054, Jun 21 2019 NINGBO MEIYING HOUSEHOLD GROUP CO , LTD Office chair
D911730, Jan 10 2018 YETI Coolers, LLC Portable chair
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
D417792, Apr 29 1998 Klober GmbH Office chair
D456159, May 25 2000 Steelcase Development Corporation Chair
D456650, May 25 2000 Steelcase Inc Chair component
D457023, May 25 2000 Steelcase Inc Chair component
D471042, Feb 13 2002 HERMAN MILLER, INC Back for a seating structure
D471370, Feb 13 2002 HERMAN MILLER, INC Task chair
D490994, Oct 15 2002 HERMAN MILLER, INC Task chair
D494792, Oct 15 2002 HERMAN MILLER, INC Back for a seating structure
D506893, Apr 28 2004 Chair back
D544720, Apr 06 2006 Chair
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