U.S. patent number D600,169 [Application Number D/324,574] was granted by the patent office on 2009-09-15 for electric wheelchair shell. This patent grant is currently assigned to Wu's Tech Co., Ltd.. Invention is credited to Chien-Liang Chiu.
United States Patent | D600,169 |
Chiu | September 15, 2009 |
Inventors: | Chiu; Chien-Liang (Hsinchu, TW) |
---|---|
Assignee: | Wu's Tech Co., Ltd. (Hsinchu,
TW) |
Appl. No.: | D/324,574 |
Filed: | September 15, 2008 |
Current U.S. Class: | D12/133 |
Current International Class: | 1212 |
Field of Search: | ;D12/128-133 ;D21/433 ;D34/12,27,30 ;280/62,647-650,29,200,47.38,250.1,259,642,658 ;296/65.03,65.04 ;297/DIG.4 ;135/65-67,74 |
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D540221 | April 2007 | Cartellone et al. |
D561066 | February 2008 | Cheng |
D564421 | March 2008 | McKenna |
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