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Legal status
Patent not validated
| (51) | INT.CL. | C07D 217/14 | |
| C07D 471/04 | |||
| C07C 59/64 | |||
| C07C 59/84 |
| (11) | Number of the document | 3221296 |
| (13) | Kind of document | T |
| (96) | European patent application number | 15807800.6 |
| Date of filing the European patent application | 2015-11-19 | |
| (97) | Date of publication of the European application | 2017-09-27 |
| (45) | Date of publication and mention of the grant of the patent | 2018-10-17 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/EP2015/002316 |
| Date | 2015-11-19 |
| (87) | Number | WO 2016/078765 |
| Date | 2016-05-26 |
| (30) | Number | Date | Country code |
| 14003933 | 2014-11-21 | EP |
| (72) |
MAILLARD, David, DE
WAECHTLER, Andreas, DE
MAURIN, Jeremy, FR
WAKARESKO, Ewgenij, DE
JASPER, Christian, DE
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| (73) |
Merck Patent GmbH,
Frankfurter Strasse 250, 64293 Darmstadt,
DE
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| (54) | METHOD FOR THE PRODUCTION OF PRAZIQUANTEL AND PRECURSORS THEREOF |
| METHOD FOR THE PRODUCTION OF PRAZIQUANTEL AND PRECURSORS THEREOF |