Sustained release drug delivery devices with prefabricated permeable plugs
US6964781B2 · kind B2 · utility
51Cited by
8References
37Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 27, 2001 |
| Grant date | Nov 15, 2005 |
| Priority date | — |
| Expiry date | Sep 3, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/0051
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention is directed to an improved sustained release drug delivery device comprising a drug core, a unitary cup, and a prefabricated permeable plug.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.