| Number | Date | Country | Kind |
|---|---|---|---|
| 000538756 | Jun 2006 | EM | regional |
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|---|---|---|---|
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| D462568 | Li | Sep 2002 | S |
| D469302 | Li | Jan 2003 | S |
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| D502267 | Leyshon et al. | Feb 2005 | S |
| D520294 | Fouquet | May 2006 | S |
| D534279 | Leyshon et al. | Dec 2006 | S |
| D534657 | Leyshon | Jan 2007 | S |
| D537530 | Fraser | Feb 2007 | S |
| D537938 | Hay et al. | Mar 2007 | S |
| D539079 | Thornton | Mar 2007 | S |
| D550853 | Jones | Sep 2007 | S |