Hierarchy/Derived subclasses
D14 / 462 | -> 469 | -> 470 |
uspto searches
Patent Apps in D14/469Granted Patents in D14/469
Use the links above or do an advanced search in ppubs for:
(D14/469.ccls. or D14/470.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.