Process for cross-linking hyaluronic acid to polymers
US6703444B2 · kind B2 · utility
20Cited by
8References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 2, 2001 |
| Grant date | Mar 9, 2004 |
| Priority date | — |
| Expiry date | Aug 2, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/594
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a process for the production of hyaluronic acid (HA) derivatives. In particular, the process relates to multiple cross-linked hyaluronic acid derivatives, to navel cross-linked derivatives so obtained, and to products containing them and their uses in cosmetic, medical and pharmaceutical applications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.