Bioerodible polyanhydrides for controlled drug delivery
US4906474A · kind A · utility
307Cited by
22References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 21, 1984 |
| Grant date | Mar 6, 1990 |
| Priority date | — |
| Expiry date | May 21, 2004 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L27/58
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A composition of matter suitable for implantation in the body to effect zero order drug release comprising a drug and a polymer of the formula: ##STR1## wherein R and R' can be the same or different and are hydrophobic organic linkages and n and m are integers of 1 or greater.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.