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Legal status
Patent not validated
| (51) | INT.CL. | C07C 405/00 | (2006.01) |
| C07D 307/20 | (2013.01) | ||
| C07D 311/94 | (2006.01) | ||
| C07F 7/1804 | (2013.01) | ||
| C07D 307/20 | (2006.01) | ||
| C07D 311/94 | (2013.01) | ||
| C07F 7/18 | (2006.01) | ||
| C07C 405/00 | (2013.01) | ||
| C07C2601/08 | (2017.05) |
| (11) | Number of the document | 3594201 |
| (13) | Kind of document | T |
| (96) | European patent application number | 19185543.6 |
| Date of filing the European patent application | 2019-07-10 | |
| (97) | Date of publication of the European application | 2020-01-15 |
| (45) | Date of publication and mention of the grant of the patent | 2022-02-16 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| 201816034598 | 2018-07-13 | US |
| (72) |
WEI, Shih-Yi , TW
HSU, Min-Kuan , TW
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| (73) |
Chirogate International Inc. ,
No. 2, Shih 4th Rd., Youth Industrial Park,
Taoyuan County, 32657 Yangmei City,
TW
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| (54) | PROCESS FOR THE PREPARATION OF LUBIPROSTONE AND INTERMEDIATES THEREOF |
| PROCESS FOR THE PREPARATION OF LUBIPROSTONE AND INTERMEDIATES THEREOF |