| Number | Name | Date | Kind |
|---|---|---|---|
| 1080974 | Johnson | Dec 1913 | A |
| 1135357 | Clyne | Apr 1915 | A |
| 1328334 | Newton | Jan 1920 | A |
| 1493614 | Dickerman | May 1924 | A |
| 1967416 | Leussler | Jul 1934 | A |
| 3074344 | Devaux | Jan 1963 | A |
| 3881421 | Burczynski | May 1975 | A |
| 4004685 | Avcin | Aug 1977 | A |
| 4108074 | Billing, Jr. et al. | Aug 1978 | A |
| 4245557 | Knappworst et al. | Jan 1981 | A |
| 4656140 | Schirneker | Apr 1987 | A |
| 4685397 | Schirneker | Aug 1987 | A |
| 5127332 | Corzine et al. | Jul 1992 | A |
| 5259320 | Brooks | Nov 1993 | A |
| 5454325 | LeBlanck | Oct 1995 | A |
| 5565649 | Tougeron et al. | Oct 1996 | A |
| 6070532 | Halverson | Jun 2000 | A |
| 6317946 | Beal | Nov 2001 | B1 |
| 6526893 | May et al. | Mar 2003 | B2 |
| 6546875 | Vaughn et al. | Apr 2003 | B2 |
| 6675718 | Parker | Jan 2004 | B1 |
| 7380502 | Emary | Jun 2008 | B2 |
| 7913626 | Reinhardt et al. | Mar 2011 | B1 |
| 8186277 | King | May 2012 | B1 |
| 8393273 | Weeks et al. | Mar 2013 | B2 |
| D855141 | Couch | Jul 2019 | S |
| 10551154 | Peterson | Feb 2020 | B2 |
| 20040089186 | Brygdes-Price | May 2004 | A1 |
| 20070006770 | Herrlinger | Jan 2007 | A1 |
| 20070204758 | Spatz | Sep 2007 | A1 |
| 20110252999 | Carlson et al. | Oct 2011 | A1 |
| 20120216700 | Dennison | Aug 2012 | A1 |
| 20160327380 | Kunz | Nov 2016 | A1 |
| 20160356584 | Monroe et al. | Dec 2016 | A1 |
| 20170115104 | Peterson | Apr 2017 | A1 |
| 20180209768 | Peterson | Jul 2018 | A1 |
| 20180364017 | Peterson | Dec 2018 | A1 |
| Number | Date | Country |
|---|---|---|
| 190622505 | May 1907 | GB |
| 0118483 | Mar 2001 | WO |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29635655 | Feb 2018 | US |
| Child | 29713220 | US | |
| Parent | 15870769 | Jan 2018 | US |
| Child | 29635655 | US |