U.S. patent number D578,632 [Application Number D/294,846] was granted by the patent office on 2008-10-14 for air purifier. This patent grant is currently assigned to Kong Hong Co., Ltd.. Invention is credited to Yaogang Chen.
United States Patent | D578,632 |
Chen | October 14, 2008 |
Inventors: | Chen; Yaogang (Xi'an, CN) |
---|---|
Assignee: | Kong Hong Co., Ltd. (Xi'an,
CN) |
Appl. No.: | D/294,846 |
Filed: | January 30, 2008 |
Current U.S. Class: | D23/364 |
Current International Class: | 2304 |
Field of Search: | ;D23/364,355,356,359,360,362,352,366,369,332,333,335,336,342,351 ;422/120,122 ;55/356,473,504 ;96/97 ;D14/188,170,172 ;261/DIG.17,DIG.65,DIG.88,DIG.31 |
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