| Number | Date | Country | Kind |
|---|---|---|---|
| DA 2008 00108 | Apr 2008 | DK | national |
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| D433502 | Rand | Nov 2000 | S |
| D473640 | Cuffaro et al. | Apr 2003 | S |
| D509898 | Bunce et al. | Sep 2005 | S |
| D511208 | Pardonge et al. | Nov 2005 | S |
| D515696 | Lucking et al. | Feb 2006 | S |
| D544093 | Eriksen | Jun 2007 | S |
| D576724 | Jensen et al. | Sep 2008 | S |
| D598536 | Parkes | Aug 2009 | S |
| 20020189611 | Greenwood et al. | Dec 2002 | A1 |