Hierarchy/Derived subclasses
| 360 / 88 | -> 90 | -> 91 | -> 92.1 |
uspto searches
Patent Apps in 360/91Granted Patents in 360/91
Use the links above or do an advanced search in ppubs for:
(360/91.ccls. or 360/92.1.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.