Electrodes of devices having potential barriers

Introduced: January 2025

Of 5 combined children, 3 exist in both systems.

2 codes are CPC-only extensions.

IPC defines codes here since 2025.

Child Classifications

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H10D 64/01 Manufacture or treatment since 2025 +9 CPC IPC+CPC Available in IPC and CPC
H10D 64/111 +3 CPC CPC only CPC only
H10D 64/118 CPC only CPC only
H10D 64/20 Electrodes characterised by their shapes, relative sizes or dispositions since 2025 +1 CPC IPC+CPC Available in IPC and CPC
H10D 64/60 Electrodes characterised by their materials since 2025 +3 CPC IPC+CPC Available in IPC and CPC