Description: 270 / (53) To A Stack

Hierarchy/Derived subclasses

270 / 53-> 54
 -> 55
 -> 56
 -> 57
 -> 58-> 59-> 60
 -> 61-> 62
 -> 63-> 64
 -> 65
 -> 66-> 67
  -> 68
  -> 69
 -> 70-> 71-> 72
  -> 73
 -> 74-> 75
 -> 76-> 77
 -> 78-> 79
  -> 80
 -> 81-> 82
  -> 83
 -> 84-> 85
  -> 86
  -> 87
  -> 88
  -> 89
 -> 90

CIPO searches

search just 270/53

- or -

search hierarchy!

The "search hierarchy!" link will execute this search:
((270/53 <IN> CPC) <OR> (270/54 <IN> CPC) <OR> (270/55 <IN> CPC) <OR> (270/56 <IN> CPC) <OR> (270/57 <IN> CPC) <OR> (270/58 <IN> CPC) <OR> (270/59 <IN> CPC) <OR> (270/60 <IN> CPC) <OR> (270/61 <IN> CPC) <OR> (270/62 <IN> CPC) <OR> (270/63 <IN> CPC) <OR> (270/64 <IN> CPC) <OR> (270/65 <IN> CPC) <OR> (270/66 <IN> CPC) <OR> (270/67 <IN> CPC) <OR> (270/68 <IN> CPC) <OR> (270/69 <IN> CPC) <OR> (270/70 <IN> CPC) <OR> (270/71 <IN> CPC) <OR> (270/72 <IN> CPC) <OR> (270/73 <IN> CPC) <OR> (270/74 <IN> CPC) <OR> (270/75 <IN> CPC) <OR> (270/76 <IN> CPC) <OR> (270/77 <IN> CPC) <OR> (270/78 <IN> CPC) <OR> (270/79 <IN> CPC) <OR> (270/80 <IN> CPC) <OR> (270/81 <IN> CPC) <OR> (270/82 <IN> CPC) <OR> (270/83 <IN> CPC) <OR> (270/84 <IN> CPC) <OR> (270/85 <IN> CPC) <OR> (270/86 <IN> CPC) <OR> (270/87 <IN> CPC) <OR> (270/88 <IN> CPC) <OR> (270/89 <IN> CPC) <OR> (270/90 <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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