Patent
   D669713
Priority
May 11 2012
Filed
May 11 2012
Issued
Oct 30 2012
Expiry
Oct 30 2026
Assg.orig
Entity
unknown
8
7
n/a
The ornamental design for a chair back, as shown and described.

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; and,

FIG. 7 is a bottom plan view thereof.

Hsieh, Kun-Yu

Patent Priority Assignee Title
D724879, Sep 12 2014 DONGGUAN KENTEC OFFICE SEATING CO , LTD Chair back
D731832, Mar 17 2014 Back rest
D741099, Sep 26 2013 Okamura Corporation Chair
D761049, May 01 2015 Oasyschair Co., Ltd.; OASYSCHAIR CO , LTD Backrest for a chair
D766641, Jul 14 2014 DAUPHIN ENTWICKLUNGS- UDN BETEILIGUNGS-GMBH; DAUPHIN ENTWICKLUNGS- U BETEILIGUNGS-GMBH Chair back
D895744, Jan 31 2018 Expectations, LLC Bed for inversion apparatus
D907423, May 23 2019 MILLERKNOLL, INC Chair
D960597, May 23 2019 MILLERKNOLL, INC Chair
Patent Priority Assignee Title
D471042, Feb 13 2002 HERMAN MILLER, INC Back for a seating structure
D494792, Oct 15 2002 HERMAN MILLER, INC Back for a seating structure
D544720, Apr 06 2006 Chair
D575085, Mar 30 2008 Chair backrest
D580689, Apr 22 2008 Chair back
D581708, Apr 22 2008 Chair back
D627983, Nov 09 2009 Kabushiki Kaisha Uchida Yoko Chair
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