Hierarchy/Derived subclasses
54 / 80.1 | -> 80.2 |
uspto searches
Patent Apps in 54/80.2Granted Patents in 54/80.2
Use the links above or do an advanced search in ppubs for:
(54/80.2.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.