Patent
   D859047
Priority
Jan 05 2018
Filed
Jan 05 2018
Issued
Sep 10 2019
Expiry
Sep 10 2034
Assg.orig
Entity
unknown
1
11
n/a
The ornamental design for a chair back, as shown.

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;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is another perspective view thereof.

Su, Chih-Cheng

Patent Priority Assignee Title
D940487, Nov 29 2019 Chair lumbar support
Patent Priority Assignee Title
D540578, Sep 09 2005 Backrest
D558994, Mar 24 2006 HNI Corporation Chair
D641573, May 10 2010 FUH Shyan Co., Ltd.; FUH SHYAN CO , LTD Chair back frame
D708882, Aug 07 2013 Zhongshan Shi Songlin Furniture Co., Ltd Chair back frame
D767320, Jul 17 2015 Chair back
D774346, Mar 20 2015 Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back frame
D774814, Sep 06 2016 Assa Group, Inc. Backrest for a 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
D810487, Aug 08 2016 SIDIZ, INC. Back support frame for chair
D823626, Jun 26 2017 Frame for the back of a chair
/
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 05 2018DONGGUAN KENTEC OFFICE SEATING CO., LTD.(assignment on the face of the patent)
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule