Hierarchy/Derived subclasses
| 229 / 100 | -> 117.27 | -> 117.28 | |
| -> 117.29 | |||
| -> 117.3 | -> 117.31 | ||
| -> 117.32 | |||
| -> 117.33 | -> 117.34 | ||
| -> 117.35 |
uspto searches
Patent Apps in 229/117.27Granted Patents in 229/117.27
Use the links above or do an advanced search in ppubs for:
(229/117.27.ccls. or 229/117.28.ccls. or 229/117.29.ccls. or 229/117.3.ccls. or 229/117.31.ccls. or 229/117.32.ccls. or 229/117.33.ccls. or 229/117.34.ccls. or 229/117.35.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.