Description: 203 / (3) Diverting Single Articles Or Carriers From Flow Path (12) Specific Article or Carrier to Selected Station (20) Selector Controlled by Sensor or Operation at Start Point
Hierarchy/Derived subclasses
CIPO searches
search just 203/20- or -
search hierarchy!
The "search hierarchy!" link will execute this search:
((203/20 <IN> CPC) <OR> (203/21 <IN> CPC) <OR> (203/22 <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.