Chair back

- Comfordy Co., Ltd.
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Description

FIG. 1 is a perspective view of a chair back showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the figures illustrate portions of the chair back that form no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
4556254 December 3, 1985 Roberts
5403067 April 4, 1995 Rajaratnam
D793143 August 1, 2017 Tsai
D809842 February 13, 2018 Su
D869889 December 17, 2019 Deevers
D869890 December 17, 2019 Deevers
D880182 April 7, 2020 Wang
D880212 April 7, 2020 Choi
D893229 August 18, 2020 Borgenhov
D895335 September 8, 2020 Oku
20190223598 July 25, 2019 Jones
20190298069 October 3, 2019 Masunaga
Patent History
Patent number: D910359
Type: Grant
Filed: Jan 21, 2020
Date of Patent: Feb 16, 2021
Assignee: Comfordy Co., Ltd. (Tainan)
Inventors: Yu-Ling Wu (Tainan), Armin Roland Sander (Furth), Cyrille Jehan Charier (Nuremberg)
Primary Examiner: R. Johnson
Application Number: 29/721,404
Classifications
Current U.S. Class: D6/716.4