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
D446397 August 14, 2001 Pennington
D497501 October 26, 2004 Saylor
D540580 April 17, 2007 Su
D541062 April 24, 2007 Su
7344194 March 18, 2008 Maier
D576814 September 16, 2008 Baldanzi
D641573 July 19, 2011 Tsai
D652647 January 24, 2012 Schaack
D683552 June 4, 2013 Wu
D683574 June 4, 2013 Su
D703966 May 6, 2014 Wu
D763587 August 16, 2016 Neil
D767320 September 27, 2016 Xingchang
Patent History
Patent number: D798092
Type: Grant
Filed: Jan 9, 2017
Date of Patent: Sep 26, 2017
Assignee: Oasyschair Co., Ltd. (Tainan)
Inventor: Toung-Chun Pan (Tainan)
Primary Examiner: Mimosa De
Application Number: 29/590,197
Classifications
Current U.S. Class: D6/716.4; D6/366