USPC Class Details

Description: 322 electricity: single generator systems / 322 electricity: single generator systems/(38) driving means control

Hierarchy/Derived subclasses

322 / 38-> 39

uspto searches

Patent Apps in 322/38

Granted Patents in 322/38

Advanced search in patft or appft for the hierarchy would be:
(ccl/322/38 or ccl/322/39)

Press the Search button below to send the query to the USPTO site. (Granted patents search)

This will show what classes derive from the input. Ex: entering 43/42.24 shows the derived classes and the search that can be used to find patents or patent applications in those subclasses.