Hierarchy/Derived subclasses
| 315 / 1 | -> 364 | -> 377 |
uspto searches
Patent Apps in 315/377Granted Patents in 315/377
Use the links above or do an advanced search in ppubs for:
(315/377.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.