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Legal status
Patent not validated
| (51) | INT.CL. | C07D 211/56 | (2006.01) |
| A61P 1/00 | (2018.01) | ||
| C07D 211/02 | (2006.01) | ||
| A61P 19/02 | (2018.01) | ||
| A61P 1/00 | (2006.01) | ||
| A61P 29/00 | (2018.01) | ||
| A61P 19/02 | (2006.01) | ||
| C07D 211/02 | (2013.01) | ||
| A61P 29/00 | (2006.01) | ||
| C07D 211/56 | (2013.01) | ||
| C07D 487/04 | (2006.01) | ||
| C07D 487/04 | (2013.01) |
| (11) | Number of the document | 3927689 |
| (13) | Kind of document | T |
| (96) | European patent application number | 20783663.6 |
| Date of filing the European patent application | 2020-04-03 | |
| (97) | Date of publication of the European application | 2021-12-29 |
| (45) | Date of publication and mention of the grant of the patent | 2024-01-24 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/KR2020/004547 |
| Date | 2020-04-03 |
| (87) | Number | WO 2020/204647 |
| Date | 2020-10-08 |
| (30) | Number | Date | Country code |
| 20190040383 | 2019-04-05 | KR |
| (72) |
OH, Sang-Ho , KR
LEE, Doo-Byung , KR
KWON, Kyoung-Chan , KR
KIM, Sang-Won , KR
HWANG, Hyo-Ick , KR
LEE, Kyeong-Sill , KR
JO, Ik-Su , KR
CHOI, Ji-Hye , KR
CHO, Sung-Hee , KR
LEE, Su-Young , KR
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| (73) |
Yuhan Corporation ,
74 Noryangjin-ro
Dongjak-gu, Seoul 06927,
KR
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| (54) | PROCESSES FOR PREPARING (3R,4R)-1-BENZYL-N,4-DIMETHYLPIPERIDIN-3-AMINE OR A SALT THEREOF AND PROCESSES FOR PREPARING TOFACITINIB USING THE SAME |
| PROCESSES FOR PREPARING (3R,4R)-1-BENZYL-N,4-DIMETHYLPIPERIDIN-3-AMINE OR A SALT THEREOF AND PROCESSES FOR PREPARING TOFACITINIB USING THE SAME |