Hierarchy/Derived subclasses
| 253 / 130 | -> 137 | -> 138 |
CIPO search
search just 253/138This 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: 253 / (130) Hydraulic Fluids (137) Oxygen (138) Glycerides
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.