Patent
   D728291
Priority
Nov 12 2013
Filed
May 12 2014
Issued
May 05 2015
Expiry
May 05 2029
Assg.orig
Entity
unknown
11
13
n/a
The ornamental design for a chair back, as shown and described.

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

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is an enlarged end view thereof, taken along the line 7-7 in FIG. 2.

Ooki, Kazutaka

Patent Priority Assignee Title
D770210, Nov 06 2014 ITOKI CORPORATION Chair
D773199, Jun 10 2015 ALLSEATING COMPANY Chair
D773872, May 23 2014 SIDIZ, INC. Armrest
D773873, May 23 2014 SIDIZ, INC. Armrest
D796857, Dec 28 2015 Custom Accessories Inc Seat cushion
D834844, May 25 2017 ITOKI CORPORATION Chair
D835442, May 25 2017 ITOKI CORPORATION Chair
D920696, Sep 19 2019 Chair
D949588, Sep 27 2020 Henglin Home Furnishings Co., Ltd. Chair
D979965, Sep 14 2020 HNI Technologies Inc. Portion of a chair
ER7559,
Patent Priority Assignee Title
8029066, Sep 28 2009 Backrest assembly
D527920, Sep 27 2004 Okamura Corporation Chair
D528811, Sep 27 2004 Okamura Corporation Chair
D558995, Oct 24 2006 Okamura Corporation Chair
D559572, Oct 24 2006 Okamura Corporation Chair
D567521, Oct 24 2006 Okamura Corporation Chair
D600052, Apr 28 2006 Steelcase Development Corporation Back for seating unit
D671330, Jun 03 2011 Okamura Corporation Chair
D671331, Jun 03 2011 Okamura Corporation Chair
D671332, Jun 03 2011 Okamura Corporation Chair
D671759, Sep 15 2011 Okamura Corporation Chair
D701068, Mar 21 2012 ITOKI CORPORATION Chair
D702977, Dec 12 2012 BOSS DESIGN LIMITED Chair
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 23 2014OOKI, KAZUTAKAKOKUYO FURNITURE CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0328950156 pdf
May 12 2014Kokuyo Furniture Co., Ltd.(assignment on the face of the patent)
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