Hierarchy/Derived subclasses
101 / 130 | -> 141 | -> 142 | -> 143 |
-> 144 |
uspto searches
Patent Apps in 101/142Granted Patents in 101/142
Use the links above or do an advanced search in ppubs for:
(101/142.ccls. or 101/143.ccls. or 101/144.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.