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Legal status
Patent not validated
| (51) | INT.CL. | C07D 471/10 | |
| C07D 487/10 |
| (11) | Number of the document | 2563791 |
| (13) | Kind of document | T |
| (96) | European patent application number | 11775165.1 |
| Date of filing the European patent application | 2011-04-25 | |
| (97) | Date of publication of the European application | 2013-03-06 |
| (45) | Date of publication and mention of the grant of the patent | 2014-12-24 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/JP2011/060571 |
| Date | 2011-04-25 |
| (87) | Number | WO 2011/136384 |
| Date | 2011-11-03 |
| (30) | Number | Date | Country code |
| 327804 P | 2010-04-26 | US |
| (72) |
AE, Nobuyuki, JP
FUJIWARA, Yuji, JP
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| (73) |
Sumitomo Dainippon Pharma Co., Ltd.,
6-8, Dosho-machi 2-chome Chuo-ku, Osaka-shi Osaka 541-8524,
JP
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| (54) | A PROCESS OF A QUATERNARY AMMONIUM SALT USING PHOSPHATE |
| A PROCESS OF A QUATERNARY AMMONIUM SALT USING PHOSPHATE |