Hierarchy/Derived subclasses
417 / 65 | -> 118 | -> 121 |
uspto searches
Patent Apps in 417/121Granted Patents in 417/121
Use the links above or do an advanced search in ppubs for:
(417/121.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.