Hierarchy/Derived subclasses
368 / 276 | -> 301 | -> 306 | -> 307 |
uspto searches
Patent Apps in 368/306Granted Patents in 368/306
Use the links above or do an advanced search in ppubs for:
(368/306.ccls. or 368/307.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.