| Class | Subclass | Patent |
| 81 | 62 | 07938042 |
| 63.2 | 07938043 | |
| 90.2 | 07938044 | |
| 439 | 07938045 | |
| 475 | 07938046 | |
| 82 | 46 | 07938047 |
| 50 | 07938048 | |
| 56 | 07938049 | |
| 83 | 471 | 07938050 |
| 880 | 07938051 | |
| 84 | 265 | 07939735 |
| 315 | 07939736 | |
| 327 | 07939737 | |
| 387A | 07939738 | |
| 486 | 07939739 | |
| 600 | 07939740 | |
| 609 | 07939741 | |
| 615 | 07939742 | |
| 89 | 1.11 | 07938052 |
| 36.02 | 07938053 | |
| 129.01 | 07938054 | |
| 193 | 07938055 |