| Number | Date | Country | Kind |
|---|---|---|---|
| 001187231-0015 | Jan 1920 | EM | regional |
| Number | Name | Date | Kind |
|---|---|---|---|
| D404344 | Espenshade et al. | Jan 1999 | S |
| D505366 | Refsum et al. | May 2005 | S |
| D510716 | Refsum et al. | Oct 2005 | S |
| D526601 | Oxseth | Aug 2006 | S |
| D527316 | Oxseth | Aug 2006 | S |
| D566014 | Myers | Apr 2008 | S |
| 7367581 | Yang | May 2008 | B2 |
| D585336 | van Buul et al. | Jan 2009 | S |
| D585337 | Siewertsen | Jan 2009 | S |
| 7694996 | Saville et al. | Apr 2010 | B2 |
| D615909 | Thorne et al. | May 2010 | S |
| 7775548 | McIntyre et al. | Aug 2010 | B2 |
| Number | Date | Country |
|---|---|---|
| 001187231-0015 | Feb 2010 | EM |