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Legal status
Patent not validated
| (51) | INT.CL. | C07D 403/04 | |
| A61P 35/00 | |||
| A61P 35/02 |
| (11) | Number of the document | 3434673 |
| (13) | Kind of document | T |
| (96) | European patent application number | 16895281.0 |
| Date of filing the European patent application | 2016-12-23 | |
| (97) | Date of publication of the European application | 2019-01-30 |
| (45) | Date of publication and mention of the grant of the patent | 2021-02-17 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/CN2016/111717 |
| Date | 2016-12-23 |
| (87) | Number | WO 2017/161937 |
| Date | 2017-09-28 |
| (30) | Number | Date | Country code |
| 201610165018 | 2016-03-22 | CN |
| (72) |
CHEN, Zhongke, CN
LIU, Fuping, CN
LIU, Lei, CN
BAO, Rudi, CN
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| (73) |
Jiangsu Hansoh Pharmaceutical Group Co., Ltd.,
Economic and Technological Development Zone Lianyungang, Jiangsu 222047,
CN
Shanghai Hansoh Biomedical Co., Ltd., Building 2 No.3728 Jinke Road Zhangjiang Hi-Tech Park, Shanghai 201203, CN |
| (54) | EGFR INHIBITOR FREE BASE OR ACID SALT POLYCRYSTALLINE FORM, PREPARATION METHOD THEREFOR, AND APPLICATION |
| EGFR INHIBITOR FREE BASE OR ACID SALT POLYCRYSTALLINE FORM, PREPARATION METHOD THEREFOR, AND APPLICATION |