Hierarchy/Derived subclasses
208 / 46 | -> 146 | -> 165 | -> 173 | -> 174 | -> 175 |
uspto searches
Patent Apps in 208/174Granted Patents in 208/174
Use the links above or do an advanced search in ppubs for:
(208/174.ccls. or 208/175.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.