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Legal status
Patent not validated
| (51) | INT.CL. | A61K 9/14 | (2006.01) |
| A61K 31/4418 | (2006.01) |
| (11) | Number of the document | 3494965 |
| (13) | Kind of document | T |
| (96) | European patent application number | 18185608.9 |
| Date of filing the European patent application | 2018-07-25 | |
| (97) | Date of publication of the European application | 2019-06-12 |
| (45) | Date of publication and mention of the grant of the patent | 2021-06-02 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| 201741044403 | 2017-12-11 | IN |
| (72) |
MANDADAPU, Venkata Pramod Kumar , IN
GALLA, Tirumala Rao , IN
DADI, Jagadeeswara Rao , IN
BOLLU, Ravindra Babu , IN
VASIREDDI, Uma Maheswer Rao , IN
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| (73) |
Laurus Labs Limited ,
Plot No. DS1, IKP Knowledge Park, Genome
Valley, Turkapally, 500078 Shareerpet, Hyderabad,
IN
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| (54) | AN IMPROVED PROCESS FOR THE PREPARATION OF PIRFENIDONE |
| AN IMPROVED PROCESS FOR THE PREPARATION OF PIRFENIDONE |