Hierarchy/Derived subclasses
| 28 / 1 | -> 2 | -> 3 |
CIPO search
search just 28/3This 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: 28 / (1) Fabrics (Process, Products, Apparatus) (2) Forming (3) Bias
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.