DIFF Subgroup
A61K 31/5575 having a cyclopentane, e.g. prostaglandin E2, prostaglandin F2-alpha
Introduced: January 2000
Title
Titles differ between systems:
IPC: having a cyclopentane ring, e.g. prostaglandin E, prostaglandin F
CPC: having a cyclopentane, e.g. prostaglandin E2, prostaglandin F2-alpha
Full Title
Full titles differ between systems:
IPC:
Medicinal preparations containing organic active ingredients > Eicosanoids, e.g. leukotrienes > having a cyclopentane ring, e.g. prostaglandin E, prostaglandin F
CPC:
Medicinal preparations containing organic active ingredients > Eicosanoids, e.g. leukotrienes > having a cyclopentane, e.g. prostaglandin E2, prostaglandin F2-alpha
No child classifications to compare. This is a leaf node in both IPC and CPC.