Hierarchy/Derived subclasses
D14 / 300 | -> 341 | -> 346 | -> 347 |
uspto searches
Patent Apps in D14/346Granted Patents in D14/346
Use the links above or do an advanced search in ppubs for:
(D14/346.ccls. or D14/347.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.