Description: 355 / (27) Discharge Device Control Or Supply (38) Photosensitive
Hierarchy/Derived subclasses
CIPO searches
search just 355/38- or -
search hierarchy!
The "search hierarchy!" link will execute this search:
((355/38 <IN> CPC) <OR> (355/39 <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.