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Legal status
Patent not validated
| (51) | INT.CL. | C07C 275/34 | |
| C07C 271/58 | |||
| C07C 273/18 | |||
| C07D 215/48 |
| (11) | Number of the document | 1683785 |
| (13) | Kind of document | T |
| (96) | European patent application number | 04818213.3 |
| Date of filing the European patent application | 2004-11-08 | |
| (97) | Date of publication of the European application | 2006-07-26 |
| (45) | Date of publication and mention of the grant of the patent | 2013-10-16 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/JP2004/016526 |
| Date | 2004-11-08 |
| (87) | Number | WO 2005/044788 |
| Date | 2005-05-19 |
| (30) | Number | Date | Country code |
| 2003381249 | 2003-11-11 | JP |
| (72) |
NAITO, Toshihiko, JP
YOSHIZAWA, Kazuhiro, JP
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| (73) |
Eisai R&D Management Co., Ltd.,
6-10, Koishikawa 4-chome Bunkyo-ku, Tokyo 112-8088,
JP
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| (54) | UREA DERIVATIVE AND PROCESS FOR PRODUCING THE SAME |
| UREA DERIVATIVE AND PROCESS FOR PRODUCING THE SAME |