Hierarchy/Derived subclasses
| 101 / 150 | -> 158 | -> 161 | -> 162 |
uspto searches
Patent Apps in 101/161Granted Patents in 101/161
Use the links above or do an advanced search in ppubs for:
(101/161.ccls. or 101/162.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.