Hierarchy/Derived subclasses
| 372 / 9 | -> 10 | -> 11 | |
| -> 12 | |||
| -> 13 | |||
| -> 14 | -> 15 | ||
| -> 16 | |||
| -> 17 | |||
| -> 18 | |||
| -> 19 | |||
| -> 20 | |||
| -> 21 | -> 22 | ||
| -> 23 | |||
| -> 24 | |||
| -> 25 | |||
| -> 26 | -> 27 | ||
| -> 28 | |||
| -> 29.01 | -> 29.011 | ||
| -> 29.012 | |||
| -> 29.013 | |||
| -> 29.014 | |||
| -> 29.015 | |||
| -> 29.016 | |||
| -> 29.02 | -> 29.021 | ||
| -> 29.022 | |||
| -> 29.023 | |||
| -> 30 | |||
| -> 31 | |||
| -> 32 |
uspto searches
Patent Apps in 372/9Granted Patents in 372/9
Use the links above or do an advanced search in ppubs for:
(372/9.ccls. or 372/10.ccls. or 372/11.ccls. or 372/12.ccls. or 372/13.ccls. or 372/14.ccls. or 372/15.ccls. or 372/16.ccls. or 372/17.ccls. or 372/18.ccls. or 372/19.ccls. or 372/20.ccls. or 372/21.ccls. or 372/22.ccls. or 372/23.ccls. or 372/24.ccls. or 372/25.ccls. or 372/26.ccls. or 372/27.ccls. or 372/28.ccls. or 372/29.01.ccls. or 372/29.011.ccls. or 372/29.012.ccls. or 372/29.013.ccls. or 372/29.014.ccls. or 372/29.015.ccls. or 372/29.016.ccls. or 372/29.02.ccls. or 372/29.021.ccls. or 372/29.022.ccls. or 372/29.023.ccls. or 372/30.ccls. or 372/31.ccls. or 372/32.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.