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Legal status
Patent not validated
| (51) | INT.CL. | C07D 209/48 | |
| A61K 31/4035 | |||
| A61P 17/06 | |||
| A61P 19/02 | |||
| A61P 1/00 | |||
| A61P 29/00 | |||
| A61P 27/00 | |||
| A61P 15/00 | |||
| A61P 25/00 | |||
| A61P 11/00 | |||
| A61P 31/18 | |||
| A61P 37/00 |
| (11) | Number of the document | 3269711 |
| (13) | Kind of document | T |
| (96) | European patent application number | 15884186.6 |
| Date of filing the European patent application | 2015-08-05 | |
| (97) | Date of publication of the European application | 2018-01-17 |
| (45) | Date of publication and mention of the grant of the patent | 2020-06-24 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/CN2015/000566 |
| Date | 2015-08-05 |
| (87) | Number | WO 2016/141503 |
| Date | 2016-09-15 |
| (30) | Number | Date | Country code |
| 201510101009 | 2015-03-07 | CN |
| (72) |
LUO, Junzhi, CN
NIAN, Jing, CN
GAO, Siyuan, CN
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| (73) |
Utopharm (Shanghai) Co., Ltd,
Building 3 Xuhui Functional Materials Industrial Park No.237 Xitai Road Xuhui District, Shanghai 200232,
CN
Luo, Junzhi, Building 3 Xuhui Functional Materials Industrial Park No.237 Xitai Road Xuhui District, Shanghai 200232, CN |
| (54) | STABLE APREMILAST CRYSTAL FORM II FREE OF SOLVATES, AND PREPARATION METHOD THEREFOR |
| STABLE APREMILAST CRYSTAL FORM II FREE OF SOLVATES, AND PREPARATION METHOD THEREFOR |