Hierarchy/Derived subclasses
415 / 170.1 | -> 174.5 |
uspto searches
Patent Apps in 415/174.5Granted Patents in 415/174.5
Use the links above or do an advanced search in ppubs for:
(415/174.5.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.