USPC Class Details

Description: 355 photocopying / 355 photocopying/(78) contact printing (85) exposing on sensitized printing press plate or cylinder (e.g., photocomposers)

Hierarchy/Derived subclasses

355 / 78-> 85-> 86-> 87

uspto searches

Patent Apps in 355/85

Granted Patents in 355/85

Use the links above or do an advanced search in ppubs for:
(355/85.ccls. or 355/86.ccls. or 355/87.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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