| Class | Subclass | Patent |
| 180 | 6.2 | 07934571 |
| 6.64 | 07934572 | |
| 65.29 | 07934573 | |
| 89.13 | 07934574 | |
| 167 | 07934575 | |
| 220 | 07934576 | |
| 272 | 07934577 | |
| 307 | 07934578 | |
| 352 | 07934579 | |
| 181 | 246 | 07934580 |
| 250 | 07934581 | |
| 270 | 07934582 | |
| 282 | 07934583 | |
| 182 | 129 | 07934584 |
| 142 | 07934585 | |
| 188 | 218XL | 07934586 |
| 371 | 07934587 |