Hierarchy/Derived subclasses
| 414 / 137.1 | -> 137.2 | -> 137.3 | ||
| -> 137.4 | ||||
| -> 137.5 | ||||
| -> 137.6 | ||||
| -> 137.7 | -> 137.8 | |||
| -> 137.9 | -> 138.1 | |||
| -> 138.2 | -> 138.3 | |||
| -> 138.4 | ||||
| -> 138.5 | -> 138.6 | |||
| -> 138.7 | -> 138.8 | |||
| -> 138.9 | ||||
| -> 139.1 | ||||
| -> 139.2 | ||||
| -> 139.3 | ||||
| -> 139.4 | -> 139.5 | |||
| -> 139.6 | -> 139.7 | |||
| -> 139.8 | ||||
| -> 139.9 | -> 140.1 | |||
| -> 140.2 | ||||
| -> 140.3 | ||||
| -> 140.4 | ||||
| -> 140.5 | ||||
| -> 140.6 | ||||
| -> 140.7 | ||||
| -> 140.8 | -> 140.9 | -> 141.1 | ||
| -> 141.2 | ||||
| -> 141.3 | -> 141.4 | |||
| -> 141.5 | ||||
| -> 141.6 | ||||
| -> 141.7 | ||||
| -> 141.8 | ||||
| -> 141.9 | ||||
| -> 142.1 | -> 142.2 | -> 142.3 | -> 142.4 | |
| -> 142.5 | ||||
| -> 142.6 | ||||
| -> 142.7 | ||||
| -> 142.8 | -> 142.9 | |||
| -> 143.1 | ||||
| -> 143.2 |
uspto searches
Patent Apps in 414/137.1Granted Patents in 414/137.1
Use the links above or do an advanced search in ppubs for:
(414/137.1.ccls. or 414/137.2.ccls. or 414/137.3.ccls. or 414/137.4.ccls. or 414/137.5.ccls. or 414/137.6.ccls. or 414/137.7.ccls. or 414/137.8.ccls. or 414/137.9.ccls. or 414/138.1.ccls. or 414/138.2.ccls. or 414/138.3.ccls. or 414/138.4.ccls. or 414/138.5.ccls. or 414/138.6.ccls. or 414/138.7.ccls. or 414/138.8.ccls. or 414/138.9.ccls. or 414/139.1.ccls. or 414/139.2.ccls. or 414/139.3.ccls. or 414/139.4.ccls. or 414/139.5.ccls. or 414/139.6.ccls. or 414/139.7.ccls. or 414/139.8.ccls. or 414/139.9.ccls. or 414/140.1.ccls. or 414/140.2.ccls. or 414/140.3.ccls. or 414/140.4.ccls. or 414/140.5.ccls. or 414/140.6.ccls. or 414/140.7.ccls. or 414/140.8.ccls. or 414/140.9.ccls. or 414/141.1.ccls. or 414/141.2.ccls. or 414/141.3.ccls. or 414/141.4.ccls. or 414/141.5.ccls. or 414/141.6.ccls. or 414/141.7.ccls. or 414/141.8.ccls. or 414/141.9.ccls. or 414/142.1.ccls. or 414/142.2.ccls. or 414/142.3.ccls. or 414/142.4.ccls. or 414/142.5.ccls. or 414/142.6.ccls. or 414/142.7.ccls. or 414/142.8.ccls. or 414/142.9.ccls. or 414/143.1.ccls. or 414/143.2.ccls.)
At about 35 search terms the uspto will give you this error "Too many search terms" The 35th term is bold.
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.