Hierarchy/Derived subclasses
701 / 1 | -> 23 | -> 25 | -> 26 |
uspto searches
Patent Apps in 701/25Granted Patents in 701/25
Use the links above or do an advanced search in ppubs for:
(701/25.ccls. or 701/26.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.