| Class | Subclass | Patent |
| 501 | 10 | 07910505 |
| 15 | 07910506 | |
| 16 | 07910507 | |
| 106 | 07910508 | |
| 136 | 07910509 | |
| 137 | 07910510 | |
| 502 | 80 | 07910511 |
| 101 | 07910512 | |
| 208 | 07910513 | |
| 241 | 07910514 | |
| 242 | 07910515 | |
| 331 | 07910516 | |
| 346 | 07910517 | |
| 347 | 07910518 | |
| 503 | 227 | 07910519 |
| 07910520 | ||
| 505 | 238 | 07910521 |
| 506 | 26 | 07910522 |
| 31 | 07910523 | |
| 507 | 240 | 07910524 |
| 508 | 165 | 07910525 |
| 168 | 07910526 | |
| 181 | 07910527 | |
| 273 | 07910528 | |
| 433 | 07910529 | |
| 485 | 07910530 |