Patent Classification Explorer PCE

DIFF Main Group

C08K 7/00

Use of ingredients characterised by shape

Introduced: July 1974

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

IPC defines codes here since 1974.

Child Classifications

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C08K 7/02 Fibres or whiskers since 1974 IPC+CPC Available in IPC and CPC
C08K 7/16 Solid spheres since 1974 IPC+CPC Available in IPC and CPC
C08K 7/22 Expanded, porous or hollow particles since 1974 IPC+CPC Available in IPC and CPC