Canadian Subclass Details

Description: 311 / (1) Tables (13) Adjustable (16) Extension (18) Centre (21) Hinged Leaves concealed

Hierarchy/Derived subclasses

311 / 1

-> 13

-> 16

-> 18

-> 21

CIPO search

search just 311/21

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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