| Class | Subclass | Patent |
| 472 | 135 | 07909703 |
| 473 | 278 | 07909704 |
| 297 | 07909705 | |
| 305 | 07909706 | |
| 313 | 07909707 | |
| 330 | 07909708 | |
| 373 | 07909709 | |
| 07909710 | ||
| 378 | 07909711 | |
| 490 | 07909712 | |
| 561 | 07909713 | |
| 578 | 07909714 | |
| 605 | 07909715 | |
| 474 | 72 | 07909716 |
| 136 | 07909717 | |
| 206 | 07909718 | |
| 264 | 07909719 | |
| 271 | 07909720 | |
| 475 | 116 | 07909721 |
| 168 | 07909722 | |
| 189 | 07909723 | |
| 276 | 07909724 | |
| 07909725 | ||
| 282 | 07909726 | |
| 476 | 36 | 07909727 |
| 477 | 3 | 07909728 |
| 8 | 07909729 | |
| 93 | 07909730 | |
| 94 | 07909731 | |
| 107 | 07909732 | |
| 143 | 07909733 | |
| 186 | 07909734 | |
| 187 | 07909735 |