• All sections
• C - Chemistrymetallurgy
• C07C - Acyclic or carbocyclic compounds
• C07C 311/39 - Sulfonamides, the carbon skeleton of the acid part being further substituted by singly-bound nitrogen atoms, not being part of nitro or nitroso groups having the sulfur atom of at least one of the sulfonamide groups bound to a carbon atom of a six-membered aromatic ring having sulfur atoms of sulfonamide groups and amino groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton having the nitrogen atom of at least one of the sulfonamide groups bound to hydrogen atoms or to an acyclic carbon atom

Patent holdings for IPC class C07C 311/39

Total number of patents in this class: 99

10-year publication summary

Principal owners for this class