Hierarchy/Derived subclasses
264 / 36.1 | -> 36.22 |
uspto searches
Patent Apps in 264/36.22Granted Patents in 264/36.22
Use the links above or do an advanced search in ppubs for:
(264/36.22.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.