USPC Class Details

Description: 117 single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor / 117 single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor/(11) processes of growth from liquid or supercritical state (13) having pulling during growth (e.g., czochralski method, zone drawing) (23) shape defined by a solid member other than seed or product (e.g., edge-defined film-fed growth, stepanov method)

Hierarchy/Derived subclasses

117 / 11	-> 13	-> 23	-> 24
			-> 25
			-> 26	-> 27

uspto searches

Patent Apps in 117/23

Granted Patents in 117/23

Use the links above or do an advanced search in ppubs for:
(117/23.ccls. or 117/24.ccls. or 117/25.ccls. or 117/26.ccls. or 117/27.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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