Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8969619 | Synthesis of iodixanol in propyleneglycol | Hanne Jorunn H. Johnsen, Lars Terje Holmaas, Trond Kjernli | 2015-03-03 |
| 8962886 | Synthesis of iodixanol in methanol | Hanne Jorunn H. Johnsen, Lars Terje Holmaas | 2015-02-24 |
| 8962887 | Synthesis of iodixanol in 1-methoxy-2-propanol and water or methanol | — | 2015-02-24 |
| 7968745 | Purification process of iodixanol | — | 2011-06-28 |
| 7863484 | Method for reducing aminoisophthalic acid bisamide related impurities in preparation of non-ionic X-ray contrast agents | Torfinn Haaland | 2011-01-04 |
| 7754918 | Crystallization of iodixanol in isopropanol and methanol | — | 2010-07-13 |
| 6974882 | Preparation of iodixanol | — | 2005-12-13 |
| 6274762 | Preparation of tri-iodo benzene compounds | Dick Malthe-Sorenssen, Britt Sterud | 2001-08-14 |
| 6191262 | Contrast agent preparation | Espen Myrbråten | 2001-02-20 |