Hierarchy/Derived subclasses
706 / 902 | -> 925 | -> 926 |
uspto searches
Patent Apps in 706/925Granted Patents in 706/925
Use the links above or do an advanced search in ppubs for:
(706/925.ccls. or 706/926.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.