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 (831) static information storage system or device: (class 365, 365/160) (838) plural (e.g., memory matrix, etc.): (class 365/160) (839) content addressed (i.e., associative memory type): (class 365/160)

Hierarchy/Derived subclasses

505 / 825

-> 831

-> 838

-> 839

uspto searches

Patent Apps in 505/839

Granted Patents in 505/839

Use the links above or do an advanced search in ppubs for:
(505/839.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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