Hierarchy/Derived subclasses
| 222 / 129 | -> 129.1 | -> 129.2 | |||
| -> 129.3 | -> 129.4 | ||||
| -> 130 | -> 131 | ||||
| -> 132 | |||||
| -> 133 | |||||
| -> 134 | |||||
| -> 135 | -> 136 | ||||
| -> 137 | |||||
| -> 138 | -> 139 | -> 140 | -> 141 | ||
| -> 142 | |||||
| -> 142.1 | -> 142.2 | ||||
| -> 142.3 | |||||
| -> 142.4 | |||||
| -> 142.5 | |||||
| -> 142.6 | -> 142.7 | ||||
| -> 142.8 | |||||
| -> 142.9 | |||||
| -> 143 | |||||
| -> 144 | |||||
| -> 144.5 | |||||
| -> 145.1 | -> 145.2 | ||||
| -> 145.3 | |||||
| -> 145.4 | |||||
| -> 145.5 | -> 145.6 | ||||
| -> 145.7 | -> 145.8 |
uspto searches
Patent Apps in 222/129Granted Patents in 222/129
Use the links above or do an advanced search in ppubs for:
(222/129.ccls. or 222/129.1.ccls. or 222/129.2.ccls. or 222/129.3.ccls. or 222/129.4.ccls. or 222/130.ccls. or 222/131.ccls. or 222/132.ccls. or 222/133.ccls. or 222/134.ccls. or 222/135.ccls. or 222/136.ccls. or 222/137.ccls. or 222/138.ccls. or 222/139.ccls. or 222/140.ccls. or 222/141.ccls. or 222/142.ccls. or 222/142.1.ccls. or 222/142.2.ccls. or 222/142.3.ccls. or 222/142.4.ccls. or 222/142.5.ccls. or 222/142.6.ccls. or 222/142.7.ccls. or 222/142.8.ccls. or 222/142.9.ccls. or 222/143.ccls. or 222/144.ccls. or 222/144.5.ccls. or 222/145.1.ccls. or 222/145.2.ccls. or 222/145.3.ccls. or 222/145.4.ccls. or 222/145.5.ccls. or 222/145.6.ccls. or 222/145.7.ccls. or 222/145.8.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.