Hierarchy/Derived subclasses
505 / 510 | -> 511 | -> 512 |
uspto searches
Patent Apps in 505/511Granted Patents in 505/511
Use the links above or do an advanced search in ppubs for:
(505/511.ccls. or 505/512.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.