| Class | Subclass | Patent |
| 261 | 16 | 07905469 |
| 264 | 1.7 | 07906047 |
| 40.1 | 07906048 | |
| 45.4 | 07906049 | |
| 46.4 | 07906050 | |
| 162 | 07906051 | |
| 171.1 | 07906052 | |
| 211.21 | 07906053 | |
| 251 | 07906054 | |
| 258 | 07906055 | |
| 274 | 07906056 | |
| 284 | 07906057 | |
| 313 | 07906058 | |
| 319 | 07906059 | |
| 336 | 07906060 | |
| 401 | 07906061 | |
| 424 | 07906062 | |
| 460 | 07906063 | |
| 494 | 07906064 | |
| 511 | 07906065 | |
| 532 | 07906066 | |
| 554 | 07906067 | |
| 266 | 239 | 07906068 |
| 267 | 140.14 | 07905470 |
| 269 | 21 | 07905471 |
| 71 | 07905472 |