Collagen/polysaccharide bilayer matrix
US6773723B1 · kind B1 · utility
96Cited by
18References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2000 |
| Grant date | Aug 10, 2004 |
| Priority date | — |
| Expiry date | Dec 9, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249981
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed are bilayer matrices of a polysaccharide such as collagen (COL) and another polysaccharide such as hyaluronic acid (HA) with various COL/HA ratios. Each layer has a porous structure. These materials are useful for tissue regeneration, particularly when used with orthopedic implants and drug delivery.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.