Description: 122 / (1) Cleaning And Scale Prevention (8) Fire Side (9) Soot Blowers

Hierarchy/Derived subclasses

122 / 1	-> 8	-> 9	-> 10
			-> 11	-> 12
			-> 13

CIPO searches

search just 122/9

- or -

search hierarchy!

The "search hierarchy!" link will execute this search:
((122/9 <IN> CPC) <OR> (122/10 <IN> CPC) <OR> (122/11 <IN> CPC) <OR> (122/12 <IN> CPC) <OR> (122/13 <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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