USPC Class Details

Description: 427 coating processes / 427 coating processes/(457) direct application of electrical, magnetic, wave, or particulate energy (569) plasma (e.g., corona, glow discharge, cold plasma, etc.) (577) inorganic carbon containing coating material, not as steel (e.g., carbide, etc.)

Hierarchy/Derived subclasses

427 / 457

-> 569

-> 577

uspto searches

Patent Apps in 427/577

Granted Patents in 427/577

Use the links above or do an advanced search in ppubs for:
(427/577.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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