Hierarchy/Derived subclasses
| 79 / 1 |
uspto searches
Patent Apps in 79/1Granted Patents in 79/1
Use the links above or do an advanced search in ppubs for:
(79/1.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.