| Class | Subclass | Patent |
| 472 | 131 | 07922594 |
| 473 | 224 | 07922595 |
| 251 | 07922596 | |
| 07922597 | ||
| 272 | 07922598 | |
| 288 | 07922599 | |
| 312 | 07922600 | |
| 330 | 07922601 | |
| 07922602 | ||
| 334 | 07922603 | |
| 350 | 07922604 | |
| 406 | 07922605 | |
| 407 | 07922606 | |
| 409 | 07922607 | |
| 460 | 07922608 | |
| 578 | 07922609 | |
| 474 | 28 | 07922610 |
| 70 | 07922611 | |
| 80 | 07922612 | |
| 140 | 07922613 | |
| 206 | 07922614 | |
| 475 | 204 | 07922615 |
| 477 | 3 | 07922616 |
| 07922617 | ||
| 07922618 |