USPC Class Details – HistoricIP

Description: 376 induced nuclear reactions: processes, systems, and elements / 376 induced nuclear reactions: processes, systems, and elements/(273) subterranean reactor structures (e.g., underground containment, underground explosive)

Hierarchy/Derived subclasses

376 / 273	-> 274
	-> 275	-> 276

uspto searches

Patent Apps in 376/273

Granted Patents in 376/273

Use the links above or do an advanced search in ppubs for:
(376/273.ccls. or 376/274.ccls. or 376/275.ccls. or 376/276.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.