| Class | Subclass | Patent |
| 501 | 4 | 07943539 |
| 50 | 07943540 | |
| 105 | 07943541 | |
| 139 | 07943542 | |
| 502 | 4 | 07943543 |
| 56 | 07943544 | |
| 113 | 07943545 | |
| 132 | 07943546 | |
| 262 | 07943547 | |
| 327 | 07943548 | |
| 504 | 117 | 07943549 |
| 282 | 07943550 | |
| 07943551 | ||
| 505 | 210 | 07945300 |
| 506 | 13 | 07943552 |
| 18 | 07943553 | |
| 507 | 117 | 07943554 |
| 229 | 07943555 | |
| 508 | 108 | 07943556 |
| 110 | 07943557 | |
| 07943558 |