Canadian Subclass Details

Description: 183 / (38) Electrical Precipitation (61) Electrode Structure (65) Plate (66) Extended Surface

Hierarchy/Derived subclasses

183 / 38

-> 61

-> 65

-> 66

CIPO search

search just 183/66

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.