| Class | Subclass | Patent |
| 540 | 568 | 07935815 |
| 544 | 198 | 07935816 |
| 244 | 07935817 | |
| 276 | 07935818 | |
| 316 | 07935819 | |
| 546 | 45 | 07935820 |
| 07935821 | ||
| 48 | 07935822 | |
| 82 | 07935823 | |
| 114 | 07935824 | |
| 268.1 | 07935825 | |
| 338 | 07935826 | |
| 340 | 07935827 | |
| 548 | 153 | 07935828 |
| 303.7 | 07935829 | |
| 427 | 07935830 | |
| 452 | 07935831 | |
| 537 | 07935832 | |
| 542 | 07935833 | |
| 549 | 325 | 07935834 |
| 332 | 07935835 |