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Legal status
Patent not validated
| (51) | INT.CL. | C07D 249/04 | |
| C07D 249/06 | |||
| C07C 69/653 |
| (11) | Number of the document | 2640711 |
| (13) | Kind of document | T |
| (96) | European patent application number | 11819524.7 |
| Date of filing the European patent application | 2011-08-23 | |
| (97) | Date of publication of the European application | 2013-09-25 |
| (45) | Date of publication and mention of the grant of the patent | 2015-10-14 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/IN2011/000561 |
| Date | 2011-08-23 |
| (87) | Number | WO 2012/025936 |
| Date | 2012-03-01 |
| (30) | Number | Date | Country code |
| CH24582010 | 2010-08-25 | IN |
| (72) |
PONNAIAH, Ravi, IN
DEHURY, Sanjay Kumar, IN
KARUPPANNAN, Selvaraju, IN
VPSS, Deepthi, IN
NAIDU, Dhanunjaya. S, IN
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| (73) |
Davuluri, Ramamohan Rao,
204 II Floor Meridian Plaza 6-3-853/1 Ameerpet, Hyderabad 500016,
IN
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| (54) | IMPROVED PROCESS FOR THE PREPARATION OF RUFINAMIDE |
| IMPROVED PROCESS FOR THE PREPARATION OF RUFINAMIDE |