| Number | Date | Country | Kind |
|---|---|---|---|
| 002354290 | Nov 2013 | EM | regional |
| Number | Name | Date | Kind |
|---|---|---|---|
| 2492957 | Blair | Jan 1950 | A |
| D260801 | Adams | Sep 1981 | S |
| 4360986 | Dushey | Nov 1982 | A |
| D267966 | Dushey | Feb 1983 | S |
| D275511 | Nagel | Sep 1984 | S |
| D281059 | Levine | Oct 1985 | S |
| D519596 | Andrew | Apr 2006 | S |
| D532478 | Wiesener | Nov 2006 | S |
| 7162832 | Simpson | Jan 2007 | B2 |
| D611559 | Crider | Mar 2010 | S |
| D616958 | Huang | Jun 2010 | S |