Hierarchy/Derived subclasses
| 472 / 1 | -> 14 | -> 15 |
uspto searches
Patent Apps in 472/15Granted Patents in 472/15
Use the links above or do an advanced search in ppubs for:
(472/15.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.