| Number | Name | Date | Kind |
|---|---|---|---|
| 1678723 | Clement | Jul 1928 | A |
| 2183880 | Brooks | Dec 1939 | A |
| 2186047 | Stine | Jan 1940 | A |
| 2404775 | Ehmann | Jul 1946 | A |
| 2716526 | Baker | Aug 1955 | A |
| 3549095 | Ratkowski | Dec 1970 | A |
| 7140569 | Young | Nov 2006 | B2 |
| 20070023554 | Young | Feb 2007 | A1 |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29231840 | Jun 2005 | US |
| Child | 29264152 | US |