U.S. patent number D580,489 [Application Number D/284,659] was granted by the patent office on 2008-11-11 for dual-tip highlighter. This patent grant is currently assigned to Beifa Group Co., Ltd.. Invention is credited to Qiankun Ma.
United States Patent | D580,489 |
Ma | November 11, 2008 |
Inventors: | Ma; Qiankun (Ningbo, CN) |
---|---|
Assignee: | Beifa Group Co., Ltd. (Ningbo,
CN) |
Appl. No.: | D/284,659 |
Filed: | September 12, 2007 |
Apr 11, 2007 [CN] | 2007 3 0009283 | |||
Current U.S. Class: | D19/117; D19/927 |
Current International Class: | 1906 |
Field of Search: | ;D19/35,36,41-51,53-57 ;24/11R,11F,11P ;401/52,99,100,104-109,192,195,196 |
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Li, L., "Dual-Tip Highlighter," U.S. Appl. No. 29/284,676, filed Sep. 13, 2007. cited by other . Qiu, Z., and Y. Shi, "Dual-Tip Highlighter," U.S. Appl. No. 29/277,088, filed Feb. 13, 2007. cited by other . Shi, Y., "Dual-Tip Highlighter," U.S. Appl. No. 29/284,677, filed Sep. 13, 2007. cited by other. |
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