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Legal status
Patent not validated
| (51) | INT.CL. | C07D 487/04 | (2006.01) |
| A61K 31/502 | (2013.01) | ||
| A61K 31/502 | (2006.01) | ||
| A61P 35/00 | (2018.01) | ||
| A61P 35/00 | (2006.01) | ||
| C07D 487/04 | (2013.01) |
| (11) | Number of the document | 3674304 |
| (13) | Kind of document | T |
| (96) | European patent application number | 18849247.4 |
| Date of filing the European patent application | 2018-08-23 | |
| (97) | Date of publication of the European application | 2020-07-01 |
| (45) | Date of publication and mention of the grant of the patent | 2022-04-13 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/CN2018/101875 |
| Date | 2018-08-23 |
| (87) | Number | WO 2019/037753 |
| Date | 2019-02-28 |
| (30) | Number | Date | Country code |
| 201710737513 | 2017-08-24 | CN |
| (72) |
LI, Wenhai , CN
ZHANG, Quanliang , CN
QIU, Zhenjun , CN
LI, Zhengming , CN
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| (73) |
Jiangsu Hengrui Medicine Co., Ltd. ,
No. 7 Kunlunshan Road
Economic and Technological Development Zone, Lianyungang, Jiangsu 222047,
CN
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| (54) | CRYSTAL FORM OF PARP-1 INHIBITOR AND PREPARATION METHOD THEREFOR |
| CRYSTAL FORM OF PARP-1 INHIBITOR AND PREPARATION METHOD THEREFOR |