Generic zero order controlled drug delivery system
US4792448A · kind A · utility
55Cited by
2References
32Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 11, 1987 |
| Grant date | Dec 20, 1988 |
| Priority date | — |
| Expiry date | Jun 11, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L9/05
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A device for zero order releasing of biologically active substances into a fluid medium comprising a cylindrical tablet or bolus covered with an impermeable wall or coating from which strips of said wall or coating have been removed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.