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Chair backrest
D595520 Chair backrest
Patent Drawings:Drawing: D595520-2    Drawing: D595520-3    Drawing: D595520-4    Drawing: D595520-5    Drawing: D595520-6    
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(5 images)

Inventor: Su
Date Issued: July 7, 2009
Application: D/330,116
Filed: December 29, 2008
Inventors: Su; Shu O (Tainan City, TW)
Primary Examiner: De; Mimosa
Assistant Examiner:
Attorney Or Agent: Pro-Techtor International ServicesWillgohs; Ralph
U.S. Class: D6/502
Field Of Search: D6/334; D6/335; D6/336; D6/366; D6/369; D6/371; D6/372; D6/373; D6/374; D6/376; D6/379; D6/380; D6/499; D6/500; D6/501; D6/502; 297/183.7; 297/447.2; 297/447.3; 297/448.2; 297/451.3; 297/451.7; 297/452.29; 297/452.36; 297/452.46
International Class: 0601
U.S Patent Documents:
Foreign Patent Documents:
Other References:

Claim: CLAIM The ornamental design for a chair backrest, as shown and described.
Description: FIG. 1 is a perspective view of a chair backrest showing my new design;

FIG, 2 is a front view of the design;

FIG. 3 is a rear view of the design;

FIG. 4 is a left side view of the design;

FIG. 5 is a right side view of the design;

FIG. 6 is a top view of the design; and,

FIG. 7 is a bottom view of the design.

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