Radiopaque iodinated and iodide-containing crystalline absorbable aliphatic polymeric materials and applications thereof
US9339547B2 · kind B2 · utility
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Key dates
| Filing date | Jul 22, 2014 |
| Grant date | May 17, 2016 |
| Priority date | — |
| Expiry date | Jul 22, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/139
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Radiopaque, iodinated, absorbable polyesters, polyester urethanes, and polyether-ester-urethanes with and without inorganic iodide micro-/nanoparticles dispersed or solubilized therein, and composite inorganic iodide micro-/nanoparticles in an absorbable polyester, polyester-urethane, polyester-ester, or polyether-ester urethane matrix are employed in medical devices and therapeutic compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.