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Legal status
Patent not validated
| (51) | INT.CL. | C07D 489/08 | |
| A61K 31/00 |
| (11) | Number of the document | 1851226 |
| (13) | Kind of document | T |
| (96) | European patent application number | 06704529.4 |
| Date of filing the European patent application | 2006-02-09 | |
| (97) | Date of publication of the European application | 2007-11-07 |
| (45) | Date of publication and mention of the grant of the patent | 2014-11-26 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/CH2006/000087 |
| Date | 2006-02-09 |
| (87) | Number | WO 2006/084412 |
| Date | 2006-08-17 |
| (30) | Number | Date | Country code |
| PCT/CH2005/0000 | 2005-02-11 | WO |
| (72) |
WEIGL, Ulrich, DE
KÖTZ, Ulf, DE
FREIFELD, Ilia, DE
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| (73) |
Cilag AG,
Hochstrasse 201, 8205 Schaffhausen,
CH
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| (54) | VERFAHREN ZUR REINIGUNG VON NOROXYMORPHON-VERBINDUNGEN |
| METHOD FOR PURIFYING NOROXYMORPHONE COMPOUNDS |