Description: 122 / (109) Fluid Treatment And Handling (110) Superheat and Reheat (111) Water Tube Boiler (113) Interbank

Hierarchy/Derived subclasses

122 / 109	-> 110	-> 111	-> 113	-> 114
				-> 115

CIPO searches

search just 122/113

- or -

search hierarchy!

The "search hierarchy!" link will execute this search:
((122/113 <IN> CPC) <OR> (122/114 <IN> CPC) <OR> (122/115 <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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