Collagen/polysaccharide bilayer matrix
US6936276B2 · kind B2 · utility
72Cited by
18References
4Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 14, 2004 |
| Grant date | Aug 30, 2005 |
| Priority date | — |
| Expiry date | Jun 14, 2024 |
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.