| Class | Subclass | Patent |
| 131 | 273 | 07918231 |
| 342 | 07918232 | |
| 132 | 75.6 | 07918233 |
| 134 | 1.3 | 07918941 |
| 25.2 | 07918942 | |
| 43 | 07918234 | |
| 56D | 07918943 | |
| 94.1 | 07918235 | |
| 135 | 33.2 | 07918236 |
| 65 | 07918237 | |
| 136 | 205 | 07919709 |
| 252 | 07919710 | |
| 137 | 10 | 07918238 |
| 38 | 07918239 | |
| 67 | 07918240 | |
| 98 | 07918241 | |
| 209 | 07918242 | |
| 614.03 | 07918243 | |
| 806 | 07918244 | |
| 138 | 30 | 07918245 |
| 07918246 | ||
| 137 | 07918247 | |
| 139 | 1B | 07918248 |
| 35 | 07918249 |