| Class | Subclass | Patent |
| 261 | 29 | 07913984 |
| 72.1 | 07913985 | |
| 264 | 1.33 | 07914711 |
| 1.34 | 07914712 | |
| 1.7 | 07914713 | |
| 4.1 | 07914714 | |
| 9 | 07914715 | |
| 40.1 | 07914716 | |
| 07914717 | ||
| 53 | 07914718 | |
| 103 | 07914719 | |
| 105 | 07914720 | |
| 121 | 07914721 | |
| 134 | 07914722 | |
| 173.1 | 07914723 | |
| 177.12 | 07914724 | |
| 493 | 07914725 | |
| 524 | 07914726 | |
| 572 | 07914727 | |
| 631 | 07914728 | |
| 266 | 65 | 07914729 |
| 98 | 07914730 | |
| 156 | 07914731 | |
| 269 | 45 | 07913986 |
| 289R | 07913987 |