Hierarchy/Derived subclasses
429 / 400 | -> 452 | -> 454 | -> 456 | -> 458 | -> 460 |
uspto searches
Patent Apps in 429/460Granted Patents in 429/460
Use the links above or do an advanced search in ppubs for:
(429/460.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.