Hierarchy/Derived subclasses
310 / 10 | -> 40r | -> 152 | -> 156.01 | -> 156.48 | -> 156.49 | -> 156.52 |
uspto searches
Patent Apps in 310/156.52Granted Patents in 310/156.52
Use the links above or do an advanced search in ppubs for:
(310/156.52.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.