Hierarchy/Derived subclasses
| 977 / 840 | -> 849 | -> 860 | -> 861 | |
| -> 862 | ||||
| -> 863 | ||||
| -> 864 | ||||
| -> 865 | ||||
| -> 866 | ||||
| -> 867 | ||||
| -> 868 | -> 869 | |||
| -> 870 | ||||
| -> 871 | ||||
| -> 872 | ||||
| -> 873 | ||||
| -> 874 | ||||
| -> 875 | -> 876 | |||
| -> 877 | ||||
| -> 878 | ||||
| -> 879 |
uspto searches
Patent Apps in 977/860Granted Patents in 977/860
Use the links above or do an advanced search in ppubs for:
(977/860.ccls. or 977/861.ccls. or 977/862.ccls. or 977/863.ccls. or 977/864.ccls. or 977/865.ccls. or 977/866.ccls. or 977/867.ccls. or 977/868.ccls. or 977/869.ccls. or 977/870.ccls. or 977/871.ccls. or 977/872.ccls. or 977/873.ccls. or 977/874.ccls. or 977/875.ccls. or 977/876.ccls. or 977/877.ccls. or 977/878.ccls. or 977/879.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.