Hierarchy/Derived subclasses
383 / 42 | -> 78 | -> 81 | -> 82 |
uspto searches
Patent Apps in 383/81Granted Patents in 383/81
Use the links above or do an advanced search in ppubs for:
(383/81.ccls. or 383/82.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.