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Legal status
Patent not validated
| (51) | INT.CL. | C07D 487/04 | (2006.01) |
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| (11) | Number of the document | 3216791 |
| (13) | Kind of document | T |
| (96) | European patent application number | 15869159.2 |
| Date of filing the European patent application | 2015-11-19 | |
| (97) | Date of publication of the European application | 2017-09-13 |
| (45) | Date of publication and mention of the grant of the patent | 2022-05-11 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/CN2015/095059 |
| Date | 2015-11-19 |
| (87) | Number | WO 2016/095650 |
| Date | 2016-06-23 |
| (30) | Number | Date | Country code |
| 201410799600 | 2014-12-19 | CN |
| (72) |
ZHANG, Haibo , CN
CHEN, Lingwu , CN
LU, Xianfeng , CN
LIANG, Huixing , CN
WANG, Yongfeng , CN
SHI, Lianyong , CN
LUO, Hongpeng , CN
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| (73) |
Yangtze River Pharmaceutical Group Co., Ltd. ,
No.1 Yangzijiangnan Road, Taizhou, Jiangsu 225321,
CN
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| (54) | POLYMORPHIC SUBSTANCE OF YONKENAFIL HYDROCHLORIDE, PREPARATION METHOD THEREFOR, AND COMPOSITION AND USE THEREOF |
| POLYMORPHIC SUBSTANCE OF YONKENAFIL HYDROCHLORIDE, PREPARATION METHOD THEREFOR, AND COMPOSITION AND USE THEREOF |