Collagen skin dressing
US4294241A · kind A · utility
196Cited by
3References
8Claims
0Family size
Inventor
Key dates
| Filing date | Oct 19, 1979 |
| Grant date | Oct 13, 1981 |
| Priority date | — |
| Expiry date | Oct 19, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S128/08
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Skin or wound dressings are prepared in gel or sheet form from enzyme-solubilized collagen and/or such chemically modified collagen. Improved sheet form dressing is prepared by tubular extrusion of such collagen gels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.