USPC Class Details

Description: 505 superconductor technology: apparatus, material, process / 505 superconductor technology: apparatus, material, process/(825) apparatus, per se, device, per se, or process of making or operating same (917) mechanically manufacturing superconductor: (classes 29, 72, and 228) (918) with metallurgical heat treating (919) reactive formation of superconducting intermetallic compound (921) metal working prior to treating

Hierarchy/Derived subclasses

505 / 825

-> 917

-> 918

-> 919

-> 921

uspto searches

Patent Apps in 505/921

Granted Patents in 505/921

Use the links above or do an advanced search in ppubs for:
(505/921.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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