Hierarchy/Derived subclasses
398 / 43 | -> 45 | -> 48 | -> 50 |
uspto searches
Patent Apps in 398/50Granted Patents in 398/50
Use the links above or do an advanced search in ppubs for:
(398/50.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.