Patent
   D666032
Priority
May 03 2012
Filed
May 03 2012
Issued
Aug 28 2012
Expiry
Aug 28 2026
Assg.orig
Entity
unknown
21
10
n/a
The ornamental design for a chair backrest, as shown and described.

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

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Su, Tung-Hua

Patent Priority Assignee Title
D683150, Sep 20 2012 Steelcase Inc Chair
D686441, Jan 29 2013 Chair backrest
D694538, Sep 20 2012 Steelcase Inc Chair
D694539, Sep 20 2012 Steelcase Inc Chair
D695034, Nov 13 2012 Steelcase Inc. Chair
D728292, Nov 12 2013 Kokuyo Furniture Co., Ltd. Chair
D734971, Sep 26 2013 Okamura Corporation 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
Patent Priority Assignee Title
D534384, Apr 07 2005 Backrest for a chair
D540080, Oct 11 2005 Chair backrest
D540580, Dec 31 2005 Chair backrest
D543398, Jun 19 2006 Chair backrest
D580198, Mar 17 2008 Chair back
D600477, May 18 2009 Chair backrest
D646915, Dec 23 2010 Kimball International, Inc. Chair backrest
D660621, Nov 04 2011 Chair backrest
D661136, Jul 08 2010 Chair backrest
D661137, Nov 16 2011 Chair backrest
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