Hierarchy/Derived subclasses
706 / 902 | -> 911 | -> 914 | -> 915 |
uspto searches
Patent Apps in 706/915Granted Patents in 706/915
Use the links above or do an advanced search in ppubs for:
(706/915.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.