Hierarchy/Derived subclasses
| 175 / 293 | -> 1 | -> 2 | -> 296 | -> 297 |
uspto searches
Patent Apps in 175/296Granted Patents in 175/296
Use the links above or do an advanced search in ppubs for:
(175/296.ccls. or 175/297.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.