| Class | Subclass | Patent |
| 180 | 19.1 | 07918294 |
| 53.4 | 07918295 | |
| 68.3 | 07918296 | |
| 68.4 | 07918297 | |
| 190 | 07918298 | |
| 193 | 07918299 | |
| 209 | 07918300 | |
| 219 | 07918301 | |
| 274 | 07918302 | |
| 329 | 07918303 | |
| 403 | 07918304 | |
| 408 | 07918305 | |
| 446 | 07918306 | |
| 181 | 121 | 07918307 |
| 150 | 07918308 | |
| 161 | 07918309 | |
| 218 | 07918310 | |
| 275 | 07918311 | |
| 287 | 07918312 | |
| 294 | 07918313 | |
| 182 | 82 | 07918314 |
| 184 | 6.12 | 07918315 |
| 6.23 | 07918316 | |
| 6.5 | 07918317 | |
| 187 | 247 | 07918318 |
| 249 | 07918319 | |
| 288 | 07918320 | |
| 382 | 07918321 | |
| 188 | 18A | 07918322 |
| 328 | 07918323 |