Hierarchy/Derived subclasses
| 68 / 3r | -> 5r | -> 6 | -> 7 |
| -> 8 | |||
| -> 5a | |||
| -> 5b | |||
| -> 5c | |||
| -> 5d | |||
| -> 5e |
uspto searches
Patent Apps in 68/5RGranted Patents in 68/5R
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.