Implantable delivery dispenser
US5112614A · kind A · utility
260Cited by
29References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 1989 |
| Grant date | May 12, 1992 |
| Priority date | — |
| Expiry date | Sep 14, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/0004
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An implantable dispenser is enclosed comprising a wall surrounding a compartment containing a first composition comprising a beneficial agent, an oil, a cosolvent and a polymer gellant, a second expandable composition, a third boundary maintaining composition between the first and second composition, and an exit port.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.