Arrangements for protection of devices (arrangements for thermal protection H10W40/00)

Introduced: January 2026

Title

Titles differ between systems:

IPC: Arrangements for protection of devices

CPC: Arrangements for protection of devices (arrangements for thermal protection H10W40/00)

Full titles differ between systems:

IPC:

Arrangements for protection of devices

CPC:

Arrangements for protection of devices (arrangements for thermal protection H10W40/00)

Arrangements for thermal protection

Of 6 combined children, 4 exist in both systems.

2 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2026.

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H10W 42/101 CPC only CPC only
H10W 42/121 CPC only CPC only
H10W 42/20 protecting against electromagnetic or particle radiation, e.g. light, X-rays, gamma-rays or electrons since 2026 +2 CPC IPC+CPC Available in IPC and CPC
H10W 42/40 protecting against tampering, e.g. unauthorised inspection or reverse engineering since 2026 +1 CPC IPC+CPC Available in IPC and CPC
H10W 42/60 protecting against electrostatic charges or discharges, e.g. Faraday shields (integrated devices comprising arrangements for electrical protection H10D89/60) since 2026 IPC+CPC Available in IPC and CPC
H10W 42/80 protecting against overcurrent or overload, e.g. fuses or shunts (integrated devices comprising arrangements for electrical protection H10D89/60) since 2026 IPC+CPC Available in IPC and CPC

Class H10,2013–2023, worldwide · Source: EPO PATSTAT

Class H10,2013–2023, worldwide · Source: EPO PATSTAT