Canadian Subclass Details

Description: 72 / (5) Buildings (61) Cast in Situ (64) Walls (65) Formwork (71) Panelled or Shuttered (73) With Specific Panel Structure

Hierarchy/Derived subclasses

72 / 5

-> 61

-> 64

-> 65

-> 71

-> 73

CIPO search

search just 72/73

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.

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