Investigating individual particles

Introduced: January 1985

Full Title

Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials > Investigating individual particles

CPC subdivides this area 7x more granularly than IPC with 12 additional codes.

12 codes are CPC-only extensions.

Note: 10 CPC extensions are marked as secondary classification only.

IPC defines codes here since 1985.

Child Classifications

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G01N 15/1012 +2 CPC CPC only CPC only
G01N 15/1023 CPC only CPC only
G01N 15/1031 by measuring electrical or magnetic effects since 2024 IPC+CPC Available in IPC and CPC
G01N 15/14 Optical investigation techniques, e.g. flow cytometry since 1985 +11 CPC IPC+CPC Available in IPC and CPC
G01N 2015/1006 2nd only CPC only CPC only
G01N 2015/1019 2nd only CPC only CPC only
G01N 2015/1021 2nd only CPC only CPC only
G01N 2015/1022 2nd only CPC only CPC only
G01N 2015/1024 2nd only CPC only CPC only
G01N 2015/1026 2nd only CPC only CPC only
G01N 2015/1027 2nd only CPC only CPC only
G01N 2015/1028 2nd only CPC only CPC only
G01N 2015/1029 2nd only CPC only CPC only
G01N 2015/103 2nd only CPC only CPC only