Hierarchy/Derived subclasses
53 / 128.1 | -> 134.1 | -> 134.2 |
uspto searches
Patent Apps in 53/134.1Granted Patents in 53/134.1
Use the links above or do an advanced search in ppubs for:
(53/134.1.ccls. or 53/134.2.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.