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Legal status
Patent not validated
| (51) | INT.CL. | C07D 491/22 | |
| A61K 31/404 | |||
| A61P 29/00 |
| (11) | Number of the document | 2789617 |
| (13) | Kind of document | T |
| (96) | European patent application number | 14000690.9 |
| Date of filing the European patent application | 2010-06-28 | |
| (97) | Date of publication of the European application | 2014-10-15 |
| (45) | Date of publication and mention of the grant of the patent | 2016-08-17 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| 221424 P | 2009-06-29 | US |
| (72) |
Chafeev, Mikhail, RU
Fu, Jianmin, CA
Cadieux, Jean-Jacques, CA
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| (73) |
Xenon Pharmaceuticals Inc.,
3650 Gilmore Way, Burnaby, BC V5G 4W8,
CA
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| (54) | Method of preparation of Enantiomers of spiro-oxindole compounds |
| Method of preparation of Enantiomers of spiro-oxindole compounds |