Hierarchy/Derived subclasses
| 48 / 38 | -> 46 | -> 48 | -> 49 |
uspto searches
Patent Apps in 48/48Granted Patents in 48/48
Use the links above or do an advanced search in ppubs for:
(48/48.ccls. or 48/49.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.