Hierarchy/Derived subclasses
134 / 1 | -> 1.3 |
uspto searches
Patent Apps in 134/1.3Granted Patents in 134/1.3
Use the links above or do an advanced search in ppubs for:
(134/1.3.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.