USPC Class Details

Description: 348 television / 348 television/(14.01) two-way video and voice communication (e.g., videophone) (14.12) transmission control (e.g., resolution or quality)

Hierarchy/Derived subclasses

348 / 14.01	-> 14.12	-> 14.13
		-> 14.14
		-> 14.15

uspto searches

Patent Apps in 348/14.12

Granted Patents in 348/14.12

Use the links above or do an advanced search in ppubs for:
(348/14.12.ccls. or 348/14.13.ccls. or 348/14.14.ccls. or 348/14.15.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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