Hierarchy/Derived subclasses
| 111 / 14 | -> 149 | -> 157 | -> 158 | -> 159 | -> 160 |
| -> 161 | |||||
| -> 162 | |||||
| -> 163 | -> 164 | -> 165 | |||
| -> 166 | |||||
| -> 167 | |||||
| -> 168 | -> 169 |
uspto searches
Patent Apps in 111/157Granted Patents in 111/157
Use the links above or do an advanced search in ppubs for:
(111/157.ccls. or 111/158.ccls. or 111/159.ccls. or 111/160.ccls. or 111/161.ccls. or 111/162.ccls. or 111/163.ccls. or 111/164.ccls. or 111/165.ccls. or 111/166.ccls. or 111/167.ccls. or 111/168.ccls. or 111/169.ccls.)
This will show what classes derive from the input. Ex: entering 43/42.24 shows the derived classes and the search that can be used to find patents or patent applications in those subclasses.