USPC Class Details

Description: 411 expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener / 411 expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener/(15) having separate expander means (39) frangible member

Hierarchy/Derived subclasses

411 / 15-> 39-> 40-> 41
  -> 42
  -> 43

uspto searches

Patent Apps in 411/39

Granted Patents in 411/39

Use the links above or do an advanced search in ppubs for:
(411/39.ccls. or 411/40.ccls. or 411/41.ccls. or 411/42.ccls. or 411/43.ccls.)

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.
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