| GRUNENTHAL GMBH (Top IPC codes) | Current Quarter Jan'14 to Apr '14 | Description of IPC classification |
| A61K 31/44 | 3 | Non-condensed pyridines; Hydrogenated derivatives thereof |
| A61K 9/20 | 3 | Pills, lozenges or tablets |
| C07D 213/40 | 3 | Acylated substituent nitrogen atom |
| A61K 31/407 | 2 | condensed with heterocyclic ring systems, e.g. ketorolac, physostigmine |