| Class | Subclass | Patent |
| 270 | 45 | 07918441 |
| 46 | 07918442 | |
| 52.19 | 07918443 | |
| 271 | 37 | 07918444 |
| 117 | 07918445 | |
| 121 | 07918446 | |
| 145 | 07918447 | |
| 171 | 07918448 | |
| 186 | 07918449 | |
| 187 | RE042267 | |
| 207 | 07918450 | |
| 225 | 07918451 | |
| 240 | 07918452 | |
| 272 | 07918453 | |
| 273 | 141R | 07918454 |
| 148A | 07918456 | |
| 148R | 07918455 | |
| 153S | 07918457 | |
| 448 | 07918458 | |
| 454 | 07918459 | |
| 277 | 412 | 07918460 |
| 413 | 07918461 | |
| 07918462 | ||
| 559 | 07918463 | |
| 616 | 07918464 |