Hierarchy/Derived subclasses
310 / 300 | -> 311 | -> 348 | -> 354 | -> 355 | -> 356 |
uspto searches
Patent Apps in 310/356Granted Patents in 310/356
Use the links above or do an advanced search in ppubs for:
(310/356.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.