Hierarchy/Derived subclasses
59 / 1 | -> 16 | -> 23 | -> 24 | -> 25 |
uspto searches
Patent Apps in 59/23Granted Patents in 59/23
Use the links above or do an advanced search in ppubs for:
(59/23.ccls. or 59/24.ccls. or 59/25.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.