Patent
   D540050
Priority
Apr 14 2006
Filed
Apr 14 2006
Issued
Apr 10 2007
Expiry
Apr 10 2021
Assg.orig
Entity
unknown
10
7
n/a
The ornamental design for a office chair, as shown and described.

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

FIG. 2 is a front view of the design;

FIG. 3 is a rear view of the design;

FIG. 4 is a left side view of the design;

FIG. 5 is a right side view of the design;

FIG. 6 is a top view of the design; and,

FIG. 7 is a bottom view of the design.

Su, Shu O

Patent Priority Assignee Title
D573818, Nov 29 2007 Chair backrest
D603632, Jun 10 2009 Chair backrest
D657594, Feb 23 2011 Crown Seating, LLC Chair
D668085, Jun 28 2011 SITLAND S P A Chair
D677951, May 18 2012 Chair
D677952, May 18 2012 Chair
D758087, Jan 29 2015 BOSS DESIGN LIMITED Armchair
D770788, Jan 29 2015 BOSS DESIGN LIMITED Armchair
D811144, Jan 25 2017 HOMY CASA LIMITED Swivel chair
ER8641,
Patent Priority Assignee Title
165322,
188656,
D351741, Jun 14 1991 United Chair Company, Inc. Chair
D393755, Mar 06 1997 PNC BANK Chair
D449172, May 22 2000 HERMAN MILLER, INC Chair
D510488, May 19 2004 Chair
D512574, Apr 20 2004 Zhejiang Himax Furniture Industry Corp., Ltd. Chair
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