Chair backrest

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Description

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

FIG. 2 is a front elevational view of FIG. 1;

FIG. 3 is a rear elevational view of FIG. 1;

FIG. 4 is a left side elevational view of FIG. 1, the opposite side being a mirror image thereof;

FIG. 5 is a top plan view of FIG. 1;

FIG. 6 is a bottom plan view of FIG. 1; and,

FIG. 7 is another perspective view of FIG. 1. The broken lines showing the remainder of the chair are for illustrative purposes only and form no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
D273729 May 8, 1984 Pelly et al.
D289707 May 12, 1987 Favaretto
D295925 May 31, 1988 Uredat-Neuhoff
D306531 March 13, 1990 Snodgrass
D351291 October 11, 1994 Volkle
D358064 May 9, 1995 Larkin
D368399 April 2, 1996 Buffon
Patent History
Patent number: D487658
Type: Grant
Filed: May 23, 2002
Date of Patent: Mar 23, 2004
Inventor: Kuo-Hsiung Lin (Nan Tou City, Nan Tou Hsien)
Primary Examiner: Gary D. Watson
Attorney, Agent or Law Firms: Alan D. Kamrath, Rider Bennett, LLP.
Application Number: 29/161,196
Classifications
Current U.S. Class: D6/502
International Classification: 0606;