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Legal status
Patent not validated
| (51) | INT.CL. | C07D 487/04 |
| (11) | Number of the document | 2270009 |
| (13) | Kind of document | T |
| (96) | European patent application number | 10157185.9 |
| Date of filing the European patent application | 2010-03-22 | |
| (97) | Date of publication of the European application | 2011-01-05 |
| (45) | Date of publication and mention of the grant of the patent | 2012-07-25 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| MI20091149 | 2009-06-30 | IT |
| (72) |
Allegrini, Pietro, IT
Attolino, Emanuele, IT
Dell`Anna, Gianmaria, IT
Michieletti, Mario, IT
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| (73) |
Dipharma Francis S.r.l.,
Via Bissone, 5, 20021 Baranzate (MI),
IT
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| (54) | Process for the preparation of sitagliptin |
| Process for the preparation of sitagliptin |