Hierarchy/Derived subclasses
310 / 10 | -> 40r | -> 66 | -> 75r | -> 78 |
uspto searches
Patent Apps in 310/78Granted Patents in 310/78
Use the links above or do an advanced search in ppubs for:
(310/78.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.