Hierarchy/Derived subclasses
175 / 56 | -> 1 | -> 2 |
uspto searches
Patent Apps in 175/56Granted Patents in 175/56
Use the links above or do an advanced search in ppubs for:
(175/56.ccls. or 175/1.ccls. or 175/2.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.