Chair backrest
Xingchang July 23, 2
U.S. patent number D686,440 [Application Number D/430,150] 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 | D686,440 |
| Xingchang | July 23, 2013 |
Chair backrest
Claims
CLAIM The ornamental design for a chair backrest, as shown and described.
| Inventors: | Xingchang; Yang (Foshan, CN) | ||||||||||
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| Applicant: |
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| Appl. No.: | D/430,150 | ||||||||||
| Filed: | August 22, 2012 |
| 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
| D637423 | May 2011 | Behar et al. |
| D639091 | June 2011 | Behar et al. |
| D650206 | December 2011 | Behar et al. |
| D652657 | January 2012 | Behar et al. |
| D653061 | January 2012 | Behar et al. |
| D657166 | April 2012 | Behar et al. |
| D673385 | January 2013 | Lu |
| 2012/0007400 | January 2012 | Behar 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 top view of a t chair backrest according to the present invention; and,
FIG. 6 is a bottom view of a chair backrest according to the present invention.
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