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 right side elevational view thereof, with the left side elevational view being a mirror image thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Claims

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

Referenced Cited
U.S. Patent Documents
D449172 October 16, 2001 Van De Riet
D449938 November 6, 2001 Vanderiet
D456164 April 30, 2002 Vanderiet
D505801 June 7, 2005 Cesaroni
D512238 December 6, 2005 Chen
D541067 April 24, 2007 Lin
D549479 August 28, 2007 Su
D561485 February 12, 2008 Hock
D574646 August 12, 2008 Su
D586577 February 17, 2009 Koh
D595520 July 7, 2009 Su
D603196 November 3, 2009 Su
D725397 March 31, 2015 Pan
D761050 July 12, 2016 Pan
Patent History
Patent number: D798093
Type: Grant
Filed: Jan 19, 2017
Date of Patent: Sep 26, 2017
Assignee: Oasyschair Co., Ltd. (Tainan)
Inventor: Toung-Chun Pan (Tainan)
Primary Examiner: Mimosa De
Application Number: 29/591,324
Classifications
Current U.S. Class: D6/716.4; D6/373