Hierarchy/Derived subclasses
| 322 / 44 | -> 59 | -> 75 | -> 79 |
uspto searches
Patent Apps in 322/79Granted Patents in 322/79
Use the links above or do an advanced search in ppubs for:
(322/79.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.