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Patent
   D767320
Priority
Jul 17 2015
Filed
Jul 17 2015
Issued
Sep 27 2016
Expiry
Sep 27 2031
Inventors
Xingchang,…
Assg.orig
Assg.curr
Entity
unknown
Referenced by
20
References
15
Maint.:
n/a
The ornamental design for a chair back, as shown and described.

FIG. 1 is a perspective view of a chair back according to the present invention;

FIG. 2 is a front view of a chair back according to the present invention;

FIG. 3 is a rear view of a chair back according to the present invention;

FIG. 4 is a right-side profile view of a chair back according to the present invention;

FIG. 5 is a left-side profile view of a chair back according to the present invention;

FIG. 6 is a top plan view of a chair back according to the present invention; and,

FIG. 7 is a bottom plan view of a chair back according to the present invention.
INVENTORS:

Xingchang, Yang

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D792120, Jul 24 2015 Chair
D792717, Jul 24 2015 Chair
D793143, May 31 2016 Zhongshan Shi Songlin Furniture Co., Ltd Chair back frame
D798092, Jan 09 2017 Oasyschair Co., Ltd.; OASYSCHAIR CO , LTD Backrest for a chair
D800469, May 13 2016 Vitra AG Chair
D800470, May 13 2016 Vitra AG Chair
D800471, May 13 2016 Vitra AG Chair
D800472, May 13 2016 Vitra AG Chair
D801066, May 13 2016 Vitra AG Chair
D801067, May 13 2016 Vitra AG Chair
D801068, May 13 2016 Vitra AG Chair
D801717, May 13 2016 Vitra AG Chair
D801718, May 13 2016 Vitra AG Chair
D801719, May 13 2016 Vitra AG Chair
D802314, May 13 2016 Vitra AG Chair
D802315, May 13 2016 Vitra AG Chair
D802316, May 13 2016 Vitra AG Chair
D802953, May 13 2016 Vitra AG Chair
D818294, Mar 07 2016 Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back frame
D859047, Jan 05 2018 DONGGUAN KENTEC OFFICE SEATING CO., LTD. Chair back
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
6910741, Sep 28 2000 Formway Furniture Limited Lumbar support
D580198, Mar 17 2008 Chair back
D596884, Dec 23 2008 Hurng Taih Plastic Master Batch Co., Ltd. Chair back frame
D641573, May 10 2010 FUH Shyan Co., Ltd.; FUH SHYAN CO , LTD Chair back frame
D667244, May 20 2011 Frame of chair backrest
D669286, Feb 01 2012 Oasyschair Co., Ltd. Backrest holder for a chair
D687660, Jun 05 2012 Zhongshan Shi Songlin Furniture Co., Ltd; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back frame
D703966, Jun 13 2013 Chair frame
D706068, Sep 26 2013 Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back frame
D708882, Aug 07 2013 Zhongshan Shi Songlin Furniture Co., Ltd Chair back frame
D724367, Oct 31 2012 SIDIZ, INC Swivel chair
D724880, Sep 29 2014 Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back frame
D724881, Sep 29 2014 Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back frame
D750911, Sep 12 2014 DONGGUAN KENTEC OFFICE SEATING CO , LTD Office chair
D755532, Sep 12 2014 DONGGUAN KENTEC OFFICE SEATING CO , LTD Office chair
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