Process for filling pharmaceutical products highly viscous at room temperature into hard capsules
US4497158A · kind A · utility
7Cited by
3References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 2, 1981 |
| Grant date | Feb 5, 1985 |
| Priority date | — |
| Expiry date | Jun 2, 2001 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61J3/074
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention is related to a process for filling pharmaceutical products which are highly viscous at room temperature, into hard capsules by admixing to such products a solvent or mixture of solvents in particular amounts, said solvent or solvent mixture having particular evaporation properties, and ejecting the resulting product from a usual filler nozzle under particular conditions, and closing the filled capsule with its cap.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.