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Legal status
Patent not validated
| (51) | INT.CL. | C07D 487/04 | (2006.01) |
| A61K 31/519 | (2006.01) | ||
| A61K 31/5377 | (2006.01) | ||
| A61P 35/00 | (2006.01) |
| (11) | Number of the document | 3473626 |
| (13) | Kind of document | T |
| (96) | European patent application number | 17812741.1 |
| Date of filing the European patent application | 2017-06-15 | |
| (97) | Date of publication of the European application | 2019-04-24 |
| (45) | Date of publication and mention of the grant of the patent | 2021-08-04 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/CN2017/088429 |
| Date | 2017-06-15 |
| (87) | Number | WO 2017/215630 |
| Date | 2017-12-21 |
| (30) | Number | Date | Country code |
| 201610435947 | 2016-06-16 | CN |
| (72) |
ZHOU, Zhou , CN
ZHANG, Aiming , CN
ZHANG, Xiquan , CN
YAO, Huadong , CN
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| (73) |
Chia Tai Tianqing Pharmaceutical Group Co., Ltd. ,
No. 369 Yuzhou South Road, Lianyungang, Jiangsu 222062,
CN
Lianyungang Runzhong Pharmaceutical Co., Ltd. , No. 16 Jinqiao Road Dapu Industry Park Lianyungang Economy and Technology Development Zone, Lianyungang, Jiangsu 222069, CN Centaurus BioPharma Co., Ltd. , No.16 Building No.3 Minzhuang Road Haidian District, Beijing 100195, CN |
| (54) | PYRROLOPYRIMIDINE CRYSTAL FOR PREPARING JAK INHIBITOR |
| PYRROLOPYRIMIDINE CRYSTAL FOR PREPARING JAK INHIBITOR |