Hierarchy/Derived subclasses
| 293 / 48 | -> 49 |
uspto searches
Patent Apps in 293/48Granted Patents in 293/48
Use the links above or do an advanced search in ppubs for:
(293/48.ccls. or 293/49.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.