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Legal status
Patent not validated
| (51) | INT.CL. | C07D 473/06 | |
| A61K 31/522 | |||
| A61P 43/00 | |||
| A61P 25/16 | |||
| A61P 25/28 | |||
| A61P 25/24 | |||
| A61P 11/06 | |||
| A61P 19/10 |
| (11) | Number of the document | 1626049 |
| (13) | Kind of document | T |
| (96) | European patent application number | 04731752.4 |
| Date of filing the European patent application | 2004-05-07 | |
| (97) | Date of publication of the European application | 2006-02-15 |
| (45) | Date of publication and mention of the grant of the patent | 2012-02-22 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/JP2004/006495 |
| Date | 2004-05-07 |
| (87) | Number | WO 2004/099207 |
| Date | 2004-11-18 |
| (30) | Number | Date | Country code |
| 2003131417 | 2003-05-09 | JP |
| (72) |
KURODA, Kazutoshi, JP
AOKI, Noboru, JP
OCHIAI, Toshiro, JP
UCHIDA, Akihiro, JP
ISHIKAWA, Yasuhiro, JP
KIGOSHI, Makoto, JP
HAYAKAWA, Eiji, JP
ASANOME, Kazuki, JP
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| (73) |
Kyowa Hakko Kirin Co., Ltd.,
1-6-1, Ohtemachi, Chiyoda-ku, Tokyo 100-8185,
JP
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| (54) | Microcrystal of (E)-8-(3,4-dimethoxystyryl)-1,3-diethyl-7-methyl-3,7-dihydro-1H-purine-2,6-dione |
| Microcrystal of (E)-8-(3,4-dimethoxystyryl)-1,3-diethyl-7-methyl-3,7-dihydro-1H-purine-2,6-dione |