Hierarchy/Derived subclasses
416 / 179 | -> 180 |
uspto searches
Patent Apps in 416/180Granted Patents in 416/180
Use the links above or do an advanced search in ppubs for:
(416/180.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.