Hierarchy/Derived subclasses
137 / 87.01 | -> 109 | -> 118.01 | -> 119.01 | -> 119.08 | -> 119.09 |
uspto searches
Patent Apps in 137/119.08Granted Patents in 137/119.08
Use the links above or do an advanced search in ppubs for:
(137/119.08.ccls. or 137/119.09.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.