Hierarchy/Derived subclasses
D14 / 300 | -> 314 | -> 329 | -> 330 |
uspto searches
Patent Apps in D14/329Granted Patents in D14/329
Use the links above or do an advanced search in ppubs for:
(D14/329.ccls. or D14/330.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.