Hierarchy/Derived subclasses
| 134 / 58r | -> 58d | -> 58dl |
uspto searches
Patent Apps in 134/58rGranted Patents in 134/58r
Use the links above or do an advanced search in ppubs for:
(134/58r.ccls. or 134/58d.ccls. or 134/58dl.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.