Hierarchy/Derived subclasses
188 / 1.11r | -> 1.11w | -> 1.11l |
uspto searches
Patent Apps in 188/1.11LGranted Patents in 188/1.11L
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.