U.S. patent number D672,781 [Application Number D/420,306] was granted by the patent office on 2012-12-18 for y-shaped foldable stand back cover. Invention is credited to Ning Lu.
United States Patent | D672,781 |
Lu | December 18, 2012 |
Inventors: | Lu; Ning (Guangdong Province, CN) |
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Appl. No.: | D/420,306 |
Filed: | May 8, 2012 |
Current U.S. Class: | D14/440 |
Current International Class: | 1402 |
Field of Search: | ;D14/250,251,253,240,217,496,440,203.3,203.4,203.5,203.8,432,439,300 ;D3/218,215,201 ;220/4.02 ;248/309.1 ;361/679.56,679.03,683,679.09 ;379/426,433.11,455 ;455/575.1,575.8 ;190/100 ;206/305,320 ;345/173 |
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