Chair backrest
Xingchang July 23, 2
U.S. patent number D686,441 [Application Number D/444,278] was granted by the patent office on 2013-07-23 for chair backrest. The grantee listed for this patent is Yang Xingchang. Invention is credited to Yang Xingchang.
| United States Patent | D686,441 |
| Xingchang | July 23, 2013 |
Chair backrest
Claims
CLAIM The ornamental design for a chair backrest, as shown and described.
| Inventors: | Xingchang; Yang (Guangdong, CN) | ||||||||||
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| Applicant: |
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| Appl. No.: | D/444,278 | ||||||||||
| Filed: | January 29, 2013 |
| Current U.S. Class: | D6/716.4; D6/366 |
| Current International Class: | 0601 |
| Field of Search: | ;D6/334-336,364,365,366,369,374,379,380,716,716.1,716.2,716.3,716.4 ;297/284.4,284.7,452.13,452.29,452.3,452.46,452.56,452.64 |
References Cited [Referenced By]
U.S. Patent Documents
| D527920 | September 2006 | Giugiaro |
| D540578 | April 2007 | Chen |
| D596430 | July 2009 | Su |
| 7837272 | November 2010 | Masunaga et al. |
| D665589 | August 2012 | Wagner |
| D666032 | August 2012 | Su |
| D675463 | February 2013 | Collinson et al. |
Attorney, Agent or Firm: Omni Legal Group Khalifeh; Omid E.
Description
FIG. 1 is a perspective view of a chair backrest according to the present invention;
FIG. 2 is a front view of a chair backrest according to the present invention;
FIG. 3 is a rear view of a chair backrest according to the present invention;
FIG. 4 is a profile view of a chair backrest according to the present invention;
FIG. 5 is a second profile view of a chair backrest according to the present invention;
FIG. 6 is a top view of a chair backrest according to the present invention; and,
FIG. 7 is a bottom view of a chair backrest according to the present invention.
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