Drug delivery system
US8741329B2 · kind B2 · utility
5Cited by
17References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 19, 2008 |
| Grant date | Jun 3, 2014 |
| Priority date | — |
| Expiry date | May 26, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P31/22
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The subject invention provides a drug delivery system comprising at least one compartment comprising (i) a drug-loaded thermoplastic polymer core layer, (ii) a drug-loaded thermoplastic polymer intermediate layer and (iii) a non-medicated thermoplastic polymer skin covering the intermediate layer, wherein said core layer is loaded with crystals of a first (pharmaceutically) active compound and said intermediate layer is loaded with, crystals of the second (pharmaceutically) active compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.