Patent Classification Explorer PCE

DIFF Subgroup

C07C 11/02

Alkenes

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Acyclic unsaturated hydrocarbons > Alkenes

CPC:

Aliphatic unsaturated hydrocarbons > Alkenes

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

Child Classifications

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C07C 11/04 Ethene IPC+CPC Available in IPC and CPC
C07C 11/06 Propene IPC+CPC Available in IPC and CPC
C07C 11/08 with four carbon atoms IPC+CPC Available in IPC and CPC
C07C 11/10 with five carbon atoms IPC+CPC Available in IPC and CPC
C07C 11/107 with six carbon atoms since 1980 IPC+CPC Available in IPC and CPC