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Legal status
Patent not validated
| (51) | INT.CL. | C07D 471/08 | (2006.01) |
| C07D 471/08 | (2013.01) | ||
| A61K 49/08 | (2006.01) | ||
| C07D 487/04 | (2013.01) | ||
| A61K 49/10 | (2006.01) | ||
| A61K 49/106 | (2013.01) | ||
| C07D 487/04 | (2006.01) | ||
| C07F 5/00 | (2006.01) |
| (11) | Number of the document | 3902799 |
| (13) | Kind of document | T |
| (96) | European patent application number | 20700830.1 |
| Date of filing the European patent application | 2020-01-17 | |
| (97) | Date of publication of the European application | 2021-11-03 |
| (45) | Date of publication and mention of the grant of the patent | 2022-07-27 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/EP2020/051142 |
| Date | 2020-01-17 |
| (87) | Number | WO 2020/148431 |
| Date | 2020-07-23 |
| (30) | Number | Date | Country code |
| 1900433 | 2019-01-17 | FR |
| (72) |
LE GRENEUR, Soizic , FR
CHÉNEDÉ, Alain , FR
CERF, Martine , FR
DECRON, Stéphane , FR
FRANÇOIS, Bruno , FR
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| (73) |
Guerbet ,
15, rue des Vanesses, 93420 Villepinte,
FR
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| (54) | COMPLEXE DE GADOLINIUM ET D'UN LIGAND CHELATEUR DERIVE DE PCTA DIASTEREOISOMERIQUEMENT ENRICHI ET PROCEDE DE SYNTHESE |
| COMPLEX OF GADOLINIUM AND A CHELATING LIGAND DERIVED OF A DIASTEREOISOMERICALLY ENRICHED PCTA AND SYNTHESIS METHOD |