Hierarchy/Derived subclasses
| 126 / 569 | -> 600 | -> 604 |
uspto searches
Patent Apps in 126/604Granted Patents in 126/604
Use the links above or do an advanced search in ppubs for:
(126/604.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.