Canadian Subclass Details

Description: 182 / (19) Filters (93) Depth-Type (e.g., Sand Beds) (101) Supported as a Removable Unit (102) Pipe End Attached (e.g., Faucet)

Hierarchy/Derived subclasses

182 / 19

-> 93

-> 101

-> 102

CIPO search

search just 182/102

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.