Hierarchy/Derived subclasses
| 172 / 781 | -> 782 | ||
| -> 783 | |||
| -> 784 | -> 785 | ||
| -> 786 | -> 787 | ||
| -> 788 | |||
| -> 789 | |||
| -> 790 | |||
| -> 791 | -> 792 | -> 793 | |
| -> 794 | |||
| -> 795 | -> 796 | ||
| -> 797 | |||
| -> 798 | |||
| -> 799 |
uspto searches
Patent Apps in 172/781Granted Patents in 172/781
Use the links above or do an advanced search in ppubs for:
(172/781.ccls. or 172/782.ccls. or 172/783.ccls. or 172/784.ccls. or 172/785.ccls. or 172/786.ccls. or 172/787.ccls. or 172/788.ccls. or 172/789.ccls. or 172/790.ccls. or 172/791.ccls. or 172/792.ccls. or 172/793.ccls. or 172/794.ccls. or 172/795.ccls. or 172/796.ccls. or 172/797.ccls. or 172/798.ccls. or 172/799.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.