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Legal status
Patent not validated
| (51) | INT.CL. | C07D 401/04 | |
| A61P 25/24 | |||
| A61P 25/28 | |||
| A61P 35/00 | |||
| A61P 35/02 | |||
| A61P 43/00 | |||
| A61K 31/5377 |
| (11) | Number of the document | 3135671 |
| (13) | Kind of document | T |
| (96) | European patent application number | 15782464.0 |
| Date of filing the European patent application | 2015-04-24 | |
| (97) | Date of publication of the European application | 2017-03-01 |
| (45) | Date of publication and mention of the grant of the patent | 2019-09-18 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/JP2015/062516 |
| Date | 2015-04-24 |
| (87) | Number | WO 2015/163447 |
| Date | 2015-10-29 |
| (30) | Number | Date | Country code |
| 2014092102 | 2014-04-25 | JP |
| (72) |
TANAKA, Kota, JP
UETO, Takamitsu, JP
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| (73) |
Chugai Seiyaku Kabushiki Kaisha,
5-1, Ukima 5-chome, Kita-ku Tokyo 115-8543,
JP
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| (54) | NOVEL CRYSTAL OF TETRACYCLIC COMPOUND |
| NOVEL CRYSTAL OF TETRACYCLIC COMPOUND |