USPC Class Details – HistoricIP

Description: 411 expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener / 411 expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener/(190) having structure to restrict rotation of threaded, mating pieces (e.g., nut lock) (259) comprising a thread lock (265) including a tapered (e.g., a conical) surface for wedging the internally threaded element against the externally threaded one

Hierarchy/Derived subclasses

411 / 190	-> 259	-> 265	-> 266	-> 267
				-> 268	-> 269
				-> 270

uspto searches

Patent Apps in 411/265

Granted Patents in 411/265

Use the links above or do an advanced search in ppubs for:
(411/265.ccls. or 411/266.ccls. or 411/267.ccls. or 411/268.ccls. or 411/269.ccls. or 411/270.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.