| Number | Name | Date | Kind |
|---|---|---|---|
| 2966996 | Friend, Jr. | Jan 1961 | A |
| 4760993 | Du Preez | Aug 1988 | A |
| D356417 | Petre | Mar 1995 | S |
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| 6796548 | Nagata et al. | Sep 2004 | B2 |
| 20060151254 | Sevilleja-Perez et al. | Jul 2006 | A1 |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29263722 | Jul 2006 | US |
| Child | 29301261 | US |