DIFF Subgroup
H10W 74/40 characterised by their materials
Introduced: January 2026
Full Title
Encapsulations, e.g. protective coatings > characterised by their materials
Of 3 combined children, 2 exist in both systems.
1 codes are CPC-only extensions.
IPC defines codes here since 2026.
Child Classifications
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- H10W 74/43 comprising oxides, nitrides or carbides, e.g. ceramics or glasses since 2026 IPC+CPC Available in IPC and CPC
- H10W 74/47 comprising organic materials, e.g. plastics or resins since 2026 +2 CPC IPC+CPC Available in IPC and CPC