USPC Class Details

Description: 347 incremental printing of symbolic information / 347 incremental printing of symbolic information/(224) light or beam marking apparatus or processes (225) scan of light (256) specific optical structure (257) having mounting or supporting means

Hierarchy/Derived subclasses

347 / 224

-> 225

-> 256

-> 257

uspto searches

Patent Apps in 347/257

Granted Patents in 347/257

Use the links above or do an advanced search in ppubs for:
(347/257.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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