Hierarchy/Derived subclasses
| 144 / 329 | -> 359 | -> 363 | -> 379 |
uspto searches
Patent Apps in 144/379Granted Patents in 144/379
Use the links above or do an advanced search in ppubs for:
(144/379.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.