| Number | Date | Country | Kind |
|---|---|---|---|
| 000837117-001 | Dec 2007 | DK | national |
| 000837117-002 | Dec 2007 | DK | national |
| Number | Name | Date | Kind |
|---|---|---|---|
| 1113780 | Greiesche et al. | Oct 1914 | A |
| 3628292 | Rue | Dec 1971 | A |
| D474666 | Jeong et al. | May 2003 | S |
| D511081 | Nara | Nov 2005 | S |
| D548757 | Ruan | Aug 2007 | S |