Description: 126 / (15) Enclosed Combustion Chamber (46) Direct Heating Type (57) Solid Fuel
Hierarchy/Derived subclasses
CIPO searches
search just 126/57- or -
search hierarchy!
The "search hierarchy!" link will execute this search:
((126/57 <IN> CPC) <OR> (126/58 <IN> CPC) <OR> (126/59 <IN> CPC) <OR> (126/60 <IN> CPC) <OR> (126/61 <IN> CPC) <OR> (126/62 <IN> CPC) <OR> (126/63 <IN> CPC) <OR> (126/64 <IN> CPC) <OR> (126/65 <IN> CPC) <OR> (126/66 <IN> CPC) <OR> (126/67 <IN> CPC) <OR> (126/68 <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.