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Legal status
Patent not validated
| (51) | INT.CL. | C07D 498/22 |
| (11) | Number of the document | 3546464 |
| (13) | Kind of document | T |
| (96) | European patent application number | 19169546.9 |
| Date of filing the European patent application | 2015-05-07 | |
| (97) | Date of publication of the European application | 2019-10-02 |
| (45) | Date of publication and mention of the grant of the patent | 2020-06-17 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| 201461992017 P | 2014-05-12 | US |
| (72) |
VISCOMI, Giuseppe Claudio, IT
MAFFEI, Paola, IT
SFORZINI, Annalisa, IT
GREPIONI, Fabrizia, IT
CHELAZZI, Laura, IT
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| (73) |
Alfasigma S.p.A.,
Via Ragazzi del `99 n. 5, 40133 Bologna,
IT
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| (54) | PREPARATION AND USE OF CRYSTALLINE FORM TAU OF RIFAXIMIN SOLVATED WITH DEGME |
| PREPARATION AND USE OF CRYSTALLINE FORM TAU OF RIFAXIMIN SOLVATED WITH DEGME |