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Legal status
Patent not validated
| (51) | INT.CL. | C07D 473/18 |
| (11) | Number of the document | 2382217 |
| (13) | Kind of document | T |
| (96) | European patent application number | 09835300.6 |
| Date of filing the European patent application | 2009-12-24 | |
| (97) | Date of publication of the European application | 2011-11-02 |
| (45) | Date of publication and mention of the grant of the patent | 2013-10-23 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/KR2009/007786 |
| Date | 2009-12-24 |
| (87) | Number | WO 2010/074534 |
| Date | 2010-07-01 |
| (30) | Number | Date | Country code |
| 20080134756 | 2008-12-26 | KR |
| (72) |
LEE, Jaeheon, KR
PARK, Gha-Seung, KR
KIM, Jin Hee, KR
LEE, Ji Eun, KR
PARK, Chul Hyun, KR
CHOI, Tae Jin, KR
PARK, Eun-Ju, KR
KIM, Cheol Kyung, KR
LIM, Eun Jung, KR
CHANG, Young-Kil, KR
LEE, Gwan Sun, KR
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| (73) |
Hanmi Science Co., Ltd.,
550 Dongtangiheung-ro Dongtan-myeon Hwaseong-si, Gyeonggi-do 445-813,
KR
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| (54) | NOVEL INTERMEDIATE AND PROCESS FOR PREPARING ENTECAVIR USING SAME |
| NOVEL INTERMEDIATE AND PROCESS FOR PREPARING ENTECAVIR USING SAME |