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Legal status
Patent not validated
| (51) | INT.CL. | C07D 498/14 | (2006.01) |
| C07D 498/14 | (2013.01) | ||
| A61K 31/4985 | (2006.01) | ||
| C07D 498/18 | (2013.01) | ||
| C07D 498/18 | (2006.01) |
| (11) | Number of the document | 3820875 |
| (13) | Kind of document | T |
| (96) | European patent application number | 19833655.4 |
| Date of filing the European patent application | 2019-07-11 | |
| (97) | Date of publication of the European application | 2021-05-19 |
| (45) | Date of publication and mention of the grant of the patent | 2024-01-17 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/IB2019/055925 |
| Date | 2019-07-11 |
| (87) | Number | WO 2020/012408 |
| Date | 2020-01-16 |
| (30) | Number | Date | Country code |
| 201841026007 | 2018-07-12 | IN |
| (72) |
SITARAMAN, Srinivasan , IN
SRIBHASHYAM, Ravikanth , IN
PALADI, Ravinder , IN
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| (73) |
Laurus Labs Limited ,
Plot No. DS1, IKP Knowledge Park, Genome
Valley, Turkapally, 500078 Shameerpet, Hyderabad,
IN
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| (54) | A PROCESS FOR PURIFICATION OF PROTECTED POLYCYCLIC CARBAMOYLPYRIDONE DERIVATIVES |
| A PROCESS FOR PURIFICATION OF PROTECTED POLYCYCLIC CARBAMOYLPYRIDONE DERIVATIVES |