Alginate-bioactive agent conjugates
US5622718A · kind A · utility
38Cited by
4References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 28, 1995 |
| Grant date | Apr 22, 1997 |
| Priority date | — |
| Expiry date | Apr 28, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/61
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention is an alginate-bioactive agent conjugate connected via an acid labile biodegradable spacer linkage. The conjugate is effective for delivering bioactive agents to targets existing in low-pH environments, either at the target surface or in the target interior.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.