Hierarchy/Derived subclasses
| 43 / 4 | -> 26.1 | -> 26.2 |
uspto searches
Patent Apps in 43/26.1Granted Patents in 43/26.1
Use the links above or do an advanced search in ppubs for:
(43/26.1.ccls. or 43/26.2.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.