Chair back frame
Tsai November 1, 2
U.S. patent number D770,212 [Application Number D/514,421] was granted by the patent office on 2016-11-01 for chair back frame. This patent grant is currently assigned to Zhongshan Shi Songlin Furniture Co., Ltd.. The grantee listed for this patent is ZHONGSHAN SHI SONGLIN FURNITURE CO., LTD. Invention is credited to Hsuan-Chin Tsai.
| United States Patent | D770,212 |
| Tsai | November 1, 2016 |
Chair back frame
Claims
CLAIM The ornamental design for a chair back frame, as shown and described.
| Inventors: | Tsai; Hsuan-Chin (Chai-Yi Hsien, TW) | ||||||||||
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| Applicant: |
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| Assignee: | Zhongshan Shi Songlin Furniture
Co., Ltd. (Zhongshan, CN) |
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| Appl. No.: | D/514,421 | ||||||||||
| Filed: | January 13, 2015 |
| Current U.S. Class: | D6/716.4 |
| Current International Class: | 0601 |
| Field of Search: | ;D6/719,707.24,707.19,716,702,707,707.25,716.4 ;D25/102,110,123,136,119 ;297/452.1,452.11,452.12,452.14,452.29,452.31,452.32,452.36,452.38,452.46,452.48,463.2 |
References Cited [Referenced By]
U.S. Patent Documents
| D548992 | August 2007 | Koepke |
| D596430 | July 2009 | Su |
| D654709 | February 2012 | Fujita |
| D687660 | August 2013 | Hsuan-Chin |
| D708882 | July 2014 | Hsuan-Chin |
| D724878 | March 2015 | Tsai |
| D724880 | March 2015 | Tsai |
| D724881 | March 2015 | Tsai |
| D745300 | December 2015 | Cvek |
| D745301 | December 2015 | Cvek |
| 2011/0074202 | March 2011 | Su |
Assistant Examiner: Nemeth; Christy
Attorney, Agent or Firm: Kamrath; Alan D. Kamrath IP Lawfirm, P.A.
Description
FIG. 1 is a perspective view of a chair back frame, 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 view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
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