Hierarchy/Derived subclasses
226 / 120 | -> interrupted | -> 158 | -> 162 | -> 163 | -> 164 |
uspto searches
Patent Apps in 226/163Granted Patents in 226/163
Use the links above or do an advanced search in ppubs for:
(226/163.ccls. or 226/164.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.