Plastic X-ray contrast material
US5319059A · kind A · utility
14Cited by
3References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 1992 |
| Grant date | Jun 7, 1994 |
| Priority date | — |
| Expiry date | Dec 11, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K49/0442
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A material of polyurethane with covalently linked X-ray contrast material, where the polyurethane is biocompatible, stable or also biodegradable in an appropriate environment, as well as X-ray contrasting.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.