Coatings for drug delivery devices having gradient of hydration and methods for fabricating thereof
US7329413B1 · kind B1 · utility
27Cited by
120References
46Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 2003 |
| Grant date | Feb 12, 2008 |
| Priority date | — |
| Expiry date | Jan 31, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31935
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Coatings for implantable medical devices, and methods for fabricating thereof, are provided. The coatings include a first polymer layer and a second polymer layer, where the second polymer has a higher degree of hydration than the first polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.