Backrest
Description
FIG. 1 is a 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 thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Claims
The ornamental design for a backrest, as shown and described.
Referenced Cited
U.S. Patent Documents
D453079 | January 29, 2002 | Ma |
D456626 | May 7, 2002 | Su |
D463693 | October 1, 2002 | Hsieh |
D481879 | November 11, 2003 | Su |
D486656 | February 17, 2004 | Su |
D486657 | February 17, 2004 | Su |
6722741 | April 20, 2004 | Stumpf et al. |
D489191 | May 4, 2004 | Ma |
D490994 | June 8, 2004 | Schmitz et al. |
D493627 | August 3, 2004 | Ma |
D494768 | August 24, 2004 | Su |
D495509 | September 7, 2004 | Breen |
D512843 | December 20, 2005 | Breen |
D514831 | February 14, 2006 | Tsai |
Patent History
Patent number: D539578
Type: Grant
Filed: Jul 1, 2005
Date of Patent: Apr 3, 2007
Inventor: Hsin-Chieh Chen (Ta Liao Hsiang, Kaohsiung Hsien)
Primary Examiner: Mimosa De
Attorney: Leong C. Lei
Application Number: 29/233,308
Type: Grant
Filed: Jul 1, 2005
Date of Patent: Apr 3, 2007
Inventor: Hsin-Chieh Chen (Ta Liao Hsiang, Kaohsiung Hsien)
Primary Examiner: Mimosa De
Attorney: Leong C. Lei
Application Number: 29/233,308
Classifications
Current U.S. Class:
D6/502;
D6/366