| Class | Subclass | Patent |
| 301 | 5.21 | 07931342 |
| 303 | 2 | 07931343 |
| 7 | 07931344 | |
| 10 | 07931345 | |
| 307 | 2 | 07932621 |
| 9.1 | 07932622 | |
| 07932623 | ||
| 07932624 | ||
| 07932625 | ||
| 07932626 | ||
| 10.3 | 07932627 | |
| 10.6 | 07932628 | |
| 10.7 | 07932629 | |
| 20 | 07932630 | |
| 29 | 07932631 | |
| 43 | 07932632 | |
| 45 | 07932633 | |
| 46 | 07932634 | |
| 64 | 07932635 | |
| 66 | 07932636 | |
| 69 | 07932637 | |
| 75 | 07932638 | |
| 07932639 | ||
| 83 | 07932640 | |
| 86 | 07932641 | |
| 104 | 07932642 | |
| 117 | 07932643 | |
| 326 | 07932644 |