Description: 126 / (15) Enclosed Combustion Chamber (16) Jacketed

Hierarchy/Derived subclasses

126 / 15-> 16-> 17-> 18-> 19
    -> 20-> 21
     -> 22
    -> 23
    -> 24
    -> 25
    -> 26-> 27
     -> 28
    -> 29
    -> 30
    -> 31
    -> 32
    -> 33
   -> 34-> 35
    -> 36
    -> 37-> 38
     -> 39
  -> 40-> 41
   -> 42
   -> 43
   -> 44-> 45

CIPO searches

search just 126/16

- or -

search hierarchy!

The "search hierarchy!" link will execute this search:
((126/16 <IN> CPC) <OR> (126/17 <IN> CPC) <OR> (126/18 <IN> CPC) <OR> (126/19 <IN> CPC) <OR> (126/20 <IN> CPC) <OR> (126/21 <IN> CPC) <OR> (126/22 <IN> CPC) <OR> (126/23 <IN> CPC) <OR> (126/24 <IN> CPC) <OR> (126/25 <IN> CPC) <OR> (126/26 <IN> CPC) <OR> (126/27 <IN> CPC) <OR> (126/28 <IN> CPC) <OR> (126/29 <IN> CPC) <OR> (126/30 <IN> CPC) <OR> (126/31 <IN> CPC) <OR> (126/32 <IN> CPC) <OR> (126/33 <IN> CPC) <OR> (126/34 <IN> CPC) <OR> (126/35 <IN> CPC) <OR> (126/36 <IN> CPC) <OR> (126/37 <IN> CPC) <OR> (126/38 <IN> CPC) <OR> (126/39 <IN> CPC) <OR> (126/40 <IN> CPC) <OR> (126/41 <IN> CPC) <OR> (126/42 <IN> CPC) <OR> (126/43 <IN> CPC) <OR> (126/44 <IN> CPC) <OR> (126/45 <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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