Hierarchy/Derived subclasses
| 82 / 46 | -> 70.1 | -> 70.2 | -> s | -> 72 | -> 73 | -> 74 |
uspto searches
Patent Apps in 82/72Granted Patents in 82/72
Use the links above or do an advanced search in ppubs for:
(82/72.ccls. or 82/73.ccls. or 82/74.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.