Backrest

Chen April 17, 2

Patent Grant D540578

U.S. patent number D540,578 [Application Number D/237,925] was granted by the patent office on 2007-04-17 for backrest. Invention is credited to Su-Ming Chen.


United States Patent D540,578
Chen April 17, 2007

Backrest

Claims

CLAIM The ornamental design for a backrest, as shown and described.
Inventors: Chen; Su-Ming (Ta Liao Hsiang, Kaohsiung, TW)
Appl. No.: D/237,925
Filed: September 9, 2005

Current U.S. Class: D6/716.4; D6/366
Current International Class: 0606
Field of Search: ;D6/333-336,364,365,366,369,367,374,379,380,500-502 ;297/300.2,411.2,411.27,411.36,452.46,452.56,452.63,452.64

References Cited [Referenced By]

U.S. Patent Documents
D436456 January 2001 Neil
D449174 October 2001 Neil
D456626 May 2002 Su
D471024 March 2003 Chadwick et al.
D479416 September 2003 Raftery
D485097 January 2004 Raftery
D486657 February 2004 Su
D488314 April 2004 Chou et al.
6722741 April 2004 Stumpf et al.
D493627 August 2004 Ma
D494768 August 2004 Su
D506626 June 2005 Chen
D506894 July 2005 Harley
6957861 October 2005 Chou et al.
D511418 November 2005 Breen
D512232 December 2005 Wu
D512574 December 2005 Tsai
D512843 December 2005 Breen
D514831 February 2006 Tsai
D514832 February 2006 Tsai
D516828 March 2006 Tsai
Primary Examiner: De; Mimosa
Attorney, Agent or Firm: Lei; Leong C.

Description



FIG. 1 is a front perspective view of a backrest showing my 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 therof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a front perspective view, shown with a pillow engaged.

The broken line showing of a pillow in FIG. 8 is included for the purpose of illustrating only and forms no part of the claimed design.

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