| Number | Name | Date | Kind |
|---|---|---|---|
| 5549209 | Weissman | Aug 1996 | A |
| D373533 | Lathrop | Sep 1996 | S |
| D373534 | Lathrop | Sep 1996 | S |
| D376761 | Lathrop | Dec 1996 | S |
| 6468957 | Larson et al. | Oct 2002 | B1 |
| 6534471 | Block et al. | Mar 2003 | B1 |
| 6683042 | Larson et al. | Jan 2004 | B1 |
| D529398 | Van Dingenen | Oct 2006 | S |
| 7186677 | Raehse et al. | Mar 2007 | B2 |
| D595137 | Bates et al. | Jun 2009 | S |
| D621713 | Wilkum | Aug 2010 | S |
| D658499 | Wycoff | May 2012 | S |
| 20110204099 | Piscopo | Aug 2011 | A1 |
| Number | Date | Country |
|---|---|---|
| 0931137 | Dec 2003 | EP |