DIFF Subgroup
H01M 50/148 characterised by their shape
Introduced: January 2021
Full Title
Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells > Primary casings; Jackets or wrappings > Lids or covers > characterised by their shape
Of 5 combined children, 3 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 2021.
Child Classifications
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- H01M 50/15 for prismatic or rectangular cells (H01M50/153 takes precedence) since 2021 IPC+CPC Available in IPC and CPC
- H01M 50/152 for cells having curved cross-section, e.g. round or elliptic (H01M50/15, H01M50/153 take precedence) since 2021 IPC+CPC Available in IPC and CPC