|
|
|
|
|
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) |
| (11) | Number of the document | 3943493 |
| (13) | Kind of document | T |
| (96) | European patent application number | 21190088.1 |
| Date of filing the European patent application | 2020-01-17 | |
| (97) | Date of publication of the European application | 2022-01-26 |
| (45) | Date of publication and mention of the grant of the patent | 2023-04-19 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| 1900432 | 2019-01-17 | FR |
| (72) |
LE GRENEUR, Soizic , FR
CHÉNEDÉ, Alain , FR
CERF, Martine , FR
PETTA, Myriam , FR
MARAIS, Emmanuelle , FR
FRANÇOIS, Bruno , FR
ROBIC, Caroline , FR
LOUGUET, Stéphanie , FR
|
| (73) |
Guerbet ,
15, rue des Vanesses, 93420 Villepinte,
FR
|
| (54) | COMPLEXE DE GADOLINIUM ET D'UN LIGAND CHELATEUR DERIVE DE PCTA DIASTEREOISOMERIQUEMENT ENRICHI ET PROCEDE DE PREPARATION ET DE PURIFICATION |
| COMPLEX OF GADOLINIUM AND A CHELATING LIGAND DERIVED FROM DIASTEREOISOMERICALLY ENRICHED PCTA AND METHOD FOR PREPARING AND PURIFYING SAME |