Hierarchy/Derived subclasses
235 / 61r | -> 58r | -> 59r | -> 59t |
uspto searches
Patent Apps in 235/59TGranted Patents in 235/59T
Use the links above or do an advanced search in ppubs for:
()
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.