Hierarchy/Derived subclasses
82 / 11 | -> 11.1 | -> 11.2 |
uspto searches
Patent Apps in 82/11.2Granted Patents in 82/11.2
Use the links above or do an advanced search in ppubs for:
(82/11.2.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.