| Number | Date | Country | Kind |
|---|---|---|---|
| 40 2013 001 374 | Mar 2013 | DE | national |
| Number | Name | Date | Kind |
|---|---|---|---|
| 7164086 | Kiely | Jan 2007 | B1 |
| D554067 | Phung et al. | Oct 2007 | S |
| D581364 | Cummings et al. | Nov 2008 | S |
| D613246 | Muecke et al. | Apr 2010 | S |
| D627733 | Stutz | Nov 2010 | S |
| D636346 | Svelnis et al. | Apr 2011 | S |