Hierarchy/Derived subclasses
342 / 118 | -> 128 | -> 130 | -> 131 | -> 132 |
uspto searches
Patent Apps in 342/130Granted Patents in 342/130
Use the links above or do an advanced search in ppubs for:
(342/130.ccls. or 342/131.ccls. or 342/132.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.