Hierarchy/Derived subclasses
| 232 / 1r | -> 1a |
| -> 1b | |
| -> 1c | |
| -> 1d | |
| -> 1e |
uspto searches
Patent Apps in 232/1RGranted Patents in 232/1R
Use the links above or do an advanced search in ppubs for:
()
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.