Hierarchy/Derived subclasses
24 / 3.1 | -> 3.7 | -> 3.8 |
uspto searches
Patent Apps in 24/3.7Granted Patents in 24/3.7
Use the links above or do an advanced search in ppubs for:
(24/3.7.ccls. or 24/3.8.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.