USPC Class Details – HistoricIP

Description: 712 electrical computers and digital processing systems: processing architectures and instruction processing (e.g., processors) / 712 electrical computers and digital processing systems: processing architectures and instruction processing (e.g., processors)/(1) processing architecture (32) microprocessor or multichip or multimodule processor having sequential program control (38) offchip interface

Hierarchy/Derived subclasses

712 / 1	-> 32	-> 38	-> 39
			-> 40

uspto searches

Patent Apps in 712/38

Granted Patents in 712/38

Use the links above or do an advanced search in ppubs for:
(712/38.ccls. or 712/39.ccls. or 712/40.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.