Description: 115 / (22) Marine Propellers (36) Oars

Hierarchy/Derived subclasses

115 / 22	-> 36	-> 37
		-> 38

CIPO searches

search just 115/36

- or -

search hierarchy!

The "search hierarchy!" link will execute this search:
((115/36 <IN> CPC) <OR> (115/37 <IN> CPC) <OR> (115/38 <IN> CPC))

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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