Hierarchy/Derived subclasses
| 122 / 13.01 | -> 13.3 | |||
| -> 14.1 | -> 14.2 | -> 14.21 | ||
| -> 14.22 | ||||
| -> 14.3 | -> 14.31 | |||
| -> 15.1 | ||||
| -> 16.1 | ||||
| -> 17.1 | -> 17.2 | |||
| -> 18.1 | -> 18.2 | |||
| -> 18.3 | -> 18.31 | |||
| -> 18.4 | ||||
| -> 18.5 | ||||
| -> 19.1 | ||||
| -> 19.2 |
uspto searches
Patent Apps in 122/13.01Granted Patents in 122/13.01
Use the links above or do an advanced search in ppubs for:
(122/13.01.ccls. or 122/13.3.ccls. or 122/14.1.ccls. or 122/14.2.ccls. or 122/14.21.ccls. or 122/14.22.ccls. or 122/14.3.ccls. or 122/14.31.ccls. or 122/15.1.ccls. or 122/16.1.ccls. or 122/17.1.ccls. or 122/17.2.ccls. or 122/18.1.ccls. or 122/18.2.ccls. or 122/18.3.ccls. or 122/18.31.ccls. or 122/18.4.ccls. or 122/18.5.ccls. or 122/19.1.ccls. or 122/19.2.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.