| Class | Subclass | Patent |
| 400 | 76 | 07914213 |
| 613 | 07914214 | |
| 625 | 07914215 | |
| 636 | 07914216 | |
| 649 | 07914217 | |
| 693 | 07914218 | |
| 07914219 | ||
| 401 | 122 | 07914220 |
| 127 | 07914221 | |
| 216 | 07914222 | |
| 403 | 232.1 | 07914223 |
| 241 | 07914224 | |
| 322.2 | 07914225 | |
| 324 | 07914226 | |
| 404 | 25 | 07914227 |
| 34 | 07914228 | |
| 405 | 30 | RE042259 |
| 36 | 07914229 | |
| 46 | 07914230 | |
| 49 | 07914231 | |
| 128.75 | 07914232 | |
| 184.3 | 07914233 | |
| 224 | 07914234 | |
| 229 | 07914235 | |
| 244 | 07914236 | |
| 274 | 07914237 | |
| 288 | 07914238 | |
| 406 | 88 | 07914239 |
| 407 | 11 | 07914240 |
| 408 | 56 | 07914241 |
| 97 | 07914242 | |
| 409 | 179 | 07914243 |