Hierarchy/Derived subclasses
| 301 / 5.1 | -> 37.101 | -> 37.102 |
uspto searches
Patent Apps in 301/37.102Granted Patents in 301/37.102
Use the links above or do an advanced search in ppubs for:
(301/37.102.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.