Hierarchy/Derived subclasses
| 25 / 2 | -> 23 | -> 24 |
CIPO search
search just 25/24This 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.
Canadian Subclass Details
Description: 25 / (2) Apparatus (23) Extruding Machines (24) Screw Feed or Screw Ejector
This 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.
This 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.