Hierarchy/Derived subclasses
701 / 400 | -> 408 | -> 465 | -> eta |
uspto searches
Patent Apps in 701/465Granted Patents in 701/465
Use the links above or do an advanced search in ppubs for:
(701/465.ccls. or 701/eta.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.