Canadian Subclass Details

Description: 182 / (19) Filters (65) Cylindrical With Radial Flow (e.g., Cartridges) (84) Multiple Tube (85) With Cleaning

Hierarchy/Derived subclasses

182 / 19

-> 65

-> 84

-> 85

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search just 182/85

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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