Water insoluble derivatives of hyaluronic acid
US5017229A · kind A · utility
256Cited by
2References
25Claims
0Family size
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Key dates
| Filing date | Jun 25, 1990 |
| Grant date | May 21, 1991 |
| Priority date | — |
| Expiry date | Jun 25, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L5/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A water insoluble, biocompatible gel that includes the reaction product of hyaluronic acid, a polyanionic polysaccharide, and an activating agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.