DIFF Main Group
H10W 42/00 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 Title
Full titles differ between systems:
IPC:
Arrangements for protection of devices
CPC:
Arrangements for protection of devices (arrangements for thermal protection H10W40/00)
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.
Child Classifications
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- 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