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Legal status
Patent not validated
| (51) | INT.CL. | C07C 227/20 | |
| C07C 269/06 | |||
| C07B 59/00 | |||
| C07C 303/28 | |||
| C07C 271/24 | |||
| C07C 309/65 | |||
| C07C 309/73 |
| (11) | Number of the document | 2655321 |
| (13) | Kind of document | T |
| (96) | European patent application number | 11802373.8 |
| Date of filing the European patent application | 2011-12-19 | |
| (97) | Date of publication of the European application | 2013-10-30 |
| (45) | Date of publication and mention of the grant of the patent | 2017-02-15 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/EP2011/073247 |
| Date | 2011-12-19 |
| (87) | Number | WO 2012/084831 |
| Date | 2012-06-28 |
| (30) | Number | Date | Country code |
| 201021530 | 2010-12-20 | GB | |
| 201061424695 P | 2010-12-20 | US |
| (72) |
NILSEN, Anne, NO
NILSEN, Sondre, NO
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| (73) |
GE Healthcare Limited,
Amersham Place, Little Chalfont, Buckinghamshire HP7 9NA,
GB
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| (54) | PURIFICATION OF PRECURSOR COMPOUND BY CRYSTALLISATION |
| PURIFICATION OF PRECURSOR COMPOUND BY CRYSTALLISATION |