| Number | Date | Country | Kind |
|---|---|---|---|
| 001266902 | Mar 2011 | EP | regional |
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| 2450802 | Johnson | Oct 1948 | A |
| 2657024 | Reinecke | Oct 1953 | A |
| 3218042 | Ciabattari et al. | Nov 1965 | A |
| 3690621 | Tanaka et al. | Sep 1972 | A |
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| D341608 | Fries | Nov 1993 | S |
| 7226205 | Gringer et al. | Jun 2007 | B2 |
| D591823 | Stolarik et al. | May 2009 | S |
| D641834 | Blum | Jul 2011 | S |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29397963 | Jul 2011 | US |
| Child | 29458968 | US |