Hierarchy/Derived subclasses
| 368 / 89 | -> 97 | -> 98 | -> 99 |
| -> 100 |
uspto searches
Patent Apps in 368/98Granted Patents in 368/98
Use the links above or do an advanced search in ppubs for:
(368/98.ccls. or 368/99.ccls. or 368/100.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.