|
|
|
|
|
Legal status
Patent not validated
| (51) | INT.CL. | C07C 67/56 | (2006.01) |
| C07C 67/52 | (2006.01) | ||
| C07C 69/00 | (2006.01) | ||
| C07C 69/16 | (2006.01) | ||
| C07C 69/95 | (2006.01) |
| (11) | Number of the document | 1177164 |
| (13) | Kind of document | T |
| (96) | European patent application number | 00931071.5 |
| Date of filing the European patent application | 2000-04-25 | |
| (97) | Date of publication of the European application | 2002-02-06 |
| (45) | Date of publication and mention of the grant of the patent | 2004-09-29 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/EP2000/0036 |
| Date | 2000-04-25 |
| (87) | Number | WO 2000/068179 |
| Date | 2000-11-16 |
| (30) | Number | Date | Country code |
| MI990994 | 1999-05-07 | IT |
| (72) |
SINISTRI, Monica, IT
SINISTRI, Roberta, IT
|
| (73) |
Synteco S.p.A.,
Via Parco del Ticino, 10, 27028 S. Martino Siccomario,
IT
|
| (54) | A PROCESS FOR THE PURIFICATION OF DIACEREIN |
| A PROCESS FOR THE PURIFICATION OF DIACEREIN |