IPC Classification
- All sections
- C - Chemistry; metallurgy
- C07G - Compounds of unknown constitution
| C07G 1/00 | Low-molecular-weight derivatives of lignin |
| C07G 3/00 | Glycosides |
| C07G 5/00 | Alkaloids |
| C07G 9/00 | Ammonium bituminosulfonate, e.g. Ichthyol |
| C07G 11/00 | Antibiotics |
| C07G 13/00 | Vitamins of unknown constitution |
| C07G 15/00 | Hormones |
| C07G 99/00 | Subject matter not provided for in other groups of this subclass |