Hierarchy/Derived subclasses
| 392 / 379 | -> 380 | -> 381 |
uspto searches
Patent Apps in 392/381Granted Patents in 392/381
Use the links above or do an advanced search in ppubs for:
(392/381.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.