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Teisinis statusas
Patentas neįsigaliojo (pagal EPK)
| (51) | INT.CL. | C07C 229/34 | |
| C07C 227/32 | |||
| C07C 271/22 | |||
| C07C 269/04 | |||
| C07D 487/04 |
| (11) | Patento numeris | 3156391 |
| (13) | Dokumento rūšis | T |
| (96) | Europos patento paraiškos numeris | 15848178.8 |
| Europos patento paraiškos padavimo data | 2015-10-09 | |
| (97) | Europos patento paraiškos paskelbimo data | 2017-04-19 |
| (45) | Paskelbimo apie Europos patento išdavimą data | 2020-09-02 |
| (46) | Apibrėžties vertimo paskelbimo data |
| (86) | Numeris | PCT/CN2015/091539 |
| Data | 2015-10-09 |
| (87) | Numeris | WO 2016/055015 |
| Data | 2016-04-14 |
| (30) | Numeris | Data | Šalis |
| 201410532331 | 2014-10-11 | CN |
| (72) |
HONG, Jian, CN
WANG, Yusheng, CN
WANG, Boyu, CN
HUANG, Luning, CN
GU, Eric, CN
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| (73) |
Zhejiang Huahai Pharmaceutical Co., Ltd,
Xunqiao, Linhai, Zhejiang 317024,
CN
Shanghai Syncores Technologies Inc. Ltd., No. 538 Cailun Road, Zhangjiang Hi-Tech Park, Pudong New District,, Shanghai 201203, CN |
| (54) | METHOD FOR PREPARING SITAGLIPTIN INTERMEDIATE VIA ASYMMETRICAL REDUCTION METHOD |
| METHOD FOR PREPARING SITAGLIPTIN INTERMEDIATE VIA ASYMMETRICAL REDUCTION METHOD |