| Number | Name | Date | Kind |
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| 6435079 | Mondini | Aug 2002 | B2 |
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| 8715045 | Jacobsen et al. | May 2014 | B2 |
| 8728555 | Howard | May 2014 | B1 |
| 20040087265 | Jakobsen | May 2004 | A1 |
| 20130295829 | Jacobsen | Nov 2013 | A1 |
| 20150087214 | Jurs et al. | Mar 2015 | A1 |
| 20150257398 | Pedersen | Sep 2015 | A1 |
| Entry |
|---|
| Notice of Allowance dated Oct. 29, 2015 from U.S. Appl. No. 29/489,257, filed Apr. 29, 2014. |