Patent Classification Explorer PCE

DIFF Main Group

H10B 12/00

Dynamic random access memory [DRAM] devices

Introduced: January 2023

CPC subdivides this area 5x more granularly than IPC with 4 additional codes.

4 codes are CPC-only extensions.

IPC defines codes here since 2023.

Child Classifications

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H10B 12/01 +2 CPC CPC only CPC only
H10B 12/10 DRAM devices comprising bipolar components since 2023 IPC+CPC Available in IPC and CPC
H10B 12/20 CPC only CPC only
H10B 12/30 +7 CPC CPC only CPC only
H10B 12/50 CPC only CPC only