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Patent
D859866
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Priority
Mar 22 2017
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Filed
Jun 21 2017
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Issued
Sep 17 2019
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Expiry
Sep 17 2034
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Assg.orig
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Entity
unknown
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3
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11
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n/a
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The ornamental design for an office chair, as shown and described.
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FIG. 1 is a perspective view of an office chair, showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof; and,
FIG. 6 is a top view thereof.
The broken lines depict environmental subject matter, are for illustration only and form no part of the claimed design.
Wu, Yao Chuan
Patent |
Priority |
Assignee |
Title |
8528980, |
Jun 26 2012 |
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Seat back unit |
CA2798532, |
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D543040, |
Nov 10 2005 |
Okamura Corporation |
Chair |
D568624, |
Oct 03 2007 |
Hurng Taih Plastic Master Batch Co., Ltd. |
Office chair |
D650617, |
Mar 19 2010 |
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Main frame of chairs |
D656329, |
Aug 19 2009 |
ITOKI CORPORATION |
Chair |
D684783, |
Apr 20 2012 |
|
Chair |
D707459, |
Mar 14 2013 |
|
Chair |
DE202017105836, |
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WO3015583, |
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WO2015160693, |
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