Water insoluble derivatives of polyanionic polysaccharides
US5527893A · kind A · utility
50Cited by
9References
8Claims
0Family size
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Key dates
| Filing date | Dec 23, 1992 |
| Grant date | Jun 18, 1996 |
| Priority date | — |
| Expiry date | Dec 23, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2300/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A water insoluble, biocompatible composition composed of an acyl derivative of a polyanionic polysaccharide, a carbodiimide, and optionally, a nucleophile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.