Hierarchy/Derived subclasses
23 / 293r | -> 295r | -> 295s |
uspto searches
Patent Apps in 23/295sGranted Patents in 23/295s
Use the links above or do an advanced search in ppubs for:
(23/295s.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.