| Class | Subclass | Patent |
| 150 | 147 | 07921890 |
| 152 | 209.15 | 07921891 |
| 156 | 64 | 07922842 |
| 07922843 | ||
| 71 | 07922844 | |
| 89.11 | 07922845 | |
| 99 | 07922846 | |
| 07922847 | ||
| 159 | 07922848 | |
| 167 | 07922849 | |
| 204 | 07922850 | |
| 209 | 07922851 | |
| 216 | 07922852 | |
| 217 | 07922853 | |
| 244.11 | 07922854 | |
| 247 | 07922855 | |
| 07922856 | ||
| 07922857 | ||
| 268 | 07922858 | |
| 272.8 | 07922859 | |
| 330 | 07922860 | |
| 334 | 07922861 | |
| 345.28 | 07922862 | |
| 345.34 | 07922863 | |
| 07922864 | ||
| 345.42 | 07922865 | |
| 345.43 | 07922866 | |
| 378 | 07921892 | |
| 382 | 07921893 | |
| 403 | 07921894 | |
| 499 | 07921895 | |
| 577 | 07921896 |