Hierarchy/Derived subclasses
154 / 1 | -> 29 | -> 29.04 | -> 29.08 | -> 29.09 | -> 29.11 | -> 29.12 |
CIPO search
search just 154/29.12This will show what classes derive from the input. Ex: entering 78/35 shows the derived classes and the search that can be used to find patents in those subclasses.