| Number | Name | Date | Kind |
|---|---|---|---|
| 511670 | Ames | Dec 1893 | A |
| 1202791 | Brownstein | Oct 1916 | A |
| 1312766 | Surbaugh | Aug 1919 | A |
| 2047485 | Mcbrady | Jul 1936 | A |
| 2887337 | Begue | May 1959 | A |
| 3751058 | Larsen | Aug 1973 | A |
| 3882569 | Vanderveer | May 1975 | A |
| D267468 | Simms | Jan 1983 | S |
| D269936 | Storlie | Aug 1983 | S |
| D284732 | Hozumi | Jul 1986 | S |
| 4865372 | Gabriel | Sep 1989 | A |
| 5037235 | Aquilina | Aug 1991 | A |
| D353978 | Sargeant | Jan 1995 | S |
| 5533768 | Mitchell | Jul 1996 | A |
| 5795000 | Aldorasi | Aug 1998 | A |
| D412429 | Toft | Aug 1999 | S |
| 6003915 | Bierman | Dec 1999 | A |
| D487680 | Sickler et al. | Mar 2004 | S |
| D568121 | Meyer | May 2008 | S |
| 7571945 | Walker et al. | Aug 2009 | B2 |
| 7673401 | Muti | Mar 2010 | B1 |
| D679876 | Teren | Apr 2013 | S |
| D711701 | Hua | Aug 2014 | S |
| D718100 | Masalin | Nov 2014 | S |
| D780542 | Rojas | Mar 2017 | S |
| 20030025344 | Schultice | Feb 2003 | A1 |
| 20040145197 | Kubicka et al. | Jul 2004 | A1 |
| 20050242598 | Pin | Nov 2005 | A1 |
| 20070085359 | Schouten | Apr 2007 | A1 |
| 20140215864 | Fischer, Jr. et al. | Aug 2014 | A1 |
| 20150123413 | Spataro | May 2015 | A1 |
| Number | Date | Country |
|---|---|---|
| 2484193 | Aug 2012 | EP |
| Entry |
|---|
| Young, Lee W., “International Search Report and Written Opinion re Application No. PCT/US16/35469”, dated Sep. 22, 2016, p. 12. |
| Bergaffe, “A Simple Tube with Lots of Possibilities”, Retrieved from https://www.kickstarter.com/projects/bergaffe/bergaffe-a-simple-tube-with-lots-of-possibiliites, Jul. 10, 2014, p. 10. |
| Ingram, David, “This Speciality Tools is Designed for Making Snowboard Jumps”, Retrieved from http://www.trendhunter.com/trends/snowboard-jump, Dec. 3, 2015, p. 14. |
| “Snow Shaper”, May 13, 2011, p. 2, Publisher: Retrieved from https://web.archive.org/web/20110513181247/http://snowshaper.jp/products/snowshaper. |