Chair backrest
Su July 21, 2
U.S. patent number D596,430 [Application Number D/334,073] was granted by the patent office on 2009-07-21 for chair backrest. Invention is credited to Tung-Hua Su.
| United States Patent | D596,430 |
| Su | July 21, 2009 |
Chair backrest
Claims
CLAIM The ornamental design for a chair backrest, as shown and described.
| Inventors: | Su; Tung-Hua (Tainan Hsien, TW) |
|---|---|
| Appl. No.: | D/334,073 |
| Filed: | March 19, 2009 |
| Current U.S. Class: | D6/716.4; D6/366 |
| Current International Class: | 0601 |
| Field of Search: | ;D6/334-336,364,365,366,367,369,379,380,500-502 ;297/284.4,300.2,411.27,411.36,452.13,452.29,452.46,452.56,452.64 |
References Cited [Referenced By]
U.S. Patent Documents
| D540081 | April 2007 | Su |
| D540579 | April 2007 | Su |
| D544735 | June 2007 | Su |
| D553886 | October 2007 | Su |
| D557028 | December 2007 | Su |
| D577519 | September 2008 | Su |
Attorney, Agent or Firm: Shia .cndot. Banger
Description
FIG. 1 is a perspective view of a chair backrest showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
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