DIFF Subgroup
H10D 86/01 Manufacture or treatment
Introduced: January 2025
Full Title
Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates > Manufacture or treatment
CPC subdivides this area 3x more granularly than IPC with 2 additional codes.
2 codes are CPC-only extensions.
IPC defines codes here since 2025.
Child Classifications
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- H10D 86/03 wherein the substrate comprises sapphire, e.g. silicon-on-sapphire [SOS] since 2025 IPC+CPC Available in IPC and CPC