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Legal status
Patent not validated
| (51) | INT.CL. | C07D 401/02 | |
| A61K 31/4439 | |||
| A61P 7/02 |
| (11) | Number of the document | 2649060 |
| (13) | Kind of document | T |
| (96) | European patent application number | 11847161.4 |
| Date of filing the European patent application | 2011-12-07 | |
| (97) | Date of publication of the European application | 2013-10-16 |
| (45) | Date of publication and mention of the grant of the patent | 2017-04-05 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/IN2011/000836 |
| Date | 2011-12-07 |
| (87) | Number | WO 2012/077136 |
| Date | 2012-06-14 |
| (30) | Number | Date | Country code |
| CH36702010 | 2010-12-06 | IN | |
| CH18012011 | 2011-05-27 | IN | |
| CH32612011 | 2011-09-21 | IN |
| (72) |
SATYANARAYANA REDDY, Manne, IN
NAGARAJU, Chakilam, IN
THIRUMALAI RAJAN, Srinivasan, IN
ESWARAIAH, Sajja, IN
KODANDA RAMPRASAD, Achampeta, IN
RAGHURAM, Suraparaju, IN
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| (73) |
MSN Laboratories Limited,
Survey No: 317 & 323 Rudraram (Vil) Patancheru (Mdl), Medak District, Hyderabad Andhra Pradesh 502329,
IN
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| (54) | PROCESS FOR THE PREPARATION OF BENZIMIDAZOLE DERIVATIVES AND ITS SALTS |
| PROCESS FOR THE PREPARATION OF BENZIMIDAZOLE DERIVATIVES AND ITS SALTS |