| Class | Subclass | Patent |
| 15 | 28 | 07937792 |
| 53.4 | 07937793 | |
| 167.1 | 07937794 | |
| 07937795 | ||
| 228 | 07937796 | |
| 229.3 | 07937797 | |
| 250.32 | 07937798 | |
| 304 | 07937799 | |
| 319 | 07937800 | |
| 320 | 07937801 | |
| 329 | 07937802 | |
| 347 | 07937803 | |
| 390 | 07937804 | |
| 16 | 47 | 07937805 |
| 82 | 07937806 | |
| 07937807 | ||
| 87.2 | 07937808 | |
| 193 | 07937809 | |
| 241 | 07937810 | |
| 19 | 217 | 07937811 |