- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 49/223 - Unsaturated compounds containing keto groups bound to acyclic carbon atoms containing six-membered aromatic rings having unsaturation outside the aromatic rings polycyclic
Patent holdings for IPC class C07C 49/223
Total number of patents in this class: 25
10-year publication summary
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