Backrest for a chair

- Oasyschair Co., Ltd.
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Description

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

FIG. 2 is a front side elevational view thereof;

FIG. 3 is a rear side elevational view thereof;

FIG. 4 is a left side elevational view thereof, with the right side elevational view being a mirror image thereof; and,

FIG. 5 is a top plan view thereof; and with no ornamentation being claimed for the bottom plan thereof.

Claims

The ornamental design for backrest for a chair, as shown and described.

Referenced Cited
U.S. Patent Documents
D482218 November 18, 2003 Lin
D543369 May 29, 2007 Hara
D597329 August 4, 2009 Tanaka
D601372 October 6, 2009 Kim
D627983 November 30, 2010 Wakasugi
7837272 November 23, 2010 Masunaga
D646093 October 4, 2011 Collinson
D661117 June 5, 2012 Tanaka
9332851 May 10, 2016 Machael
Patent History
Patent number: D799876
Type: Grant
Filed: Mar 1, 2016
Date of Patent: Oct 17, 2017
Assignee: Oasyschair Co., Ltd. (Tainan)
Inventor: Toung-Chun Pan (Tainan)
Primary Examiner: Mimosa De
Application Number: 29/556,449
Classifications
Current U.S. Class: D6/716.4; D6/366