Patent
   D770212
Priority
Jan 13 2015
Filed
Jan 13 2015
Issued
Nov 01 2016
Expiry
Nov 01 2030
Assg.orig
Entity
unknown
6
11
n/a
The ornamental design for a chair back frame, as shown and described.

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
D782239, Sep 22 2015 Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back frame
D793140, Dec 02 2015 Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back frame
D818294, Mar 07 2016 Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back frame
D947574, Aug 20 2018 COOLSIDE LIMITED Internal assembly for travel accessory
D957846, Aug 20 2018 COOLSIDE LIMITED Travel accessory
ER1693,
Patent Priority Assignee Title
20110074202,
D548992, Mar 24 2006 HNI Corporation Chair
D596430, Mar 19 2009 Chair backrest
D654709, Oct 09 2008 Okamura Corporation Chair
D687660, Jun 05 2012 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
D724878, May 09 2014 Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD Chair back upright
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
D745300, Nov 19 2013 Mesh back task chair back and bottom
D745301, Nov 19 2013 Mesh back task chair back and bottom with pelvic positioning
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 13 2015Zhongshan Shi Songlin Furniture Co., Ltd.(assignment on the face of the patent)
Jan 13 2015TSAI, HSUAN-CHINZHONGSHAN SHI SONGLIN FURNITURE CO , LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0346890669 pdf
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