• All sections
• C - Chemistrymetallurgy
• C07D - Heterocyclic compounds
• C07D 207/323 - Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to the ring nitrogen atoms

Patent holdings for IPC class C07D 207/323

Total number of patents in this class: 91

10-year publication summary

Principal owners for this class