Implants for controlled release of pharmaceutically active principles and method for making same
US6319512A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2000 |
| Grant date | Nov 20, 2001 |
| Priority date | — |
| Expiry date | Feb 23, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/0024
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present intention relates to an implant for the controlled release of at least one pharmaceutically active principle comprising a core containing at least one active principle and a sheath surrounding said core, wherein said sheath is composed of at least one polymeric film applied around said core. It also relates to a process for the preparation of such an implant, characterised by the production of a core containing at least one active principle, preparation of at least one polymeric film, application of the polymeric film(s) around said core by juxtaposition and/or superposition thereof, and sterilisation of the implant thus obtained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.