| Number | Date | Country | Kind |
|---|---|---|---|
| 001777178-0001 | Nov 2010 | EP | regional |
| Number | Name | Date | Kind |
|---|---|---|---|
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| 3669464 | Linzmeier | Jun 1972 | A |
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| D418654 | Miller | Jan 2000 | S |
| D447847 | Shyshka et al. | Sep 2001 | S |
| D604473 | Gibson | Nov 2009 | S |