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Legal status
Patent not validated
| (51) | INT.CL. | C04B 24/28 | (2006.01) |
| C04B 28/14 | (2013.01) | ||
| C04B 40/00 | (2006.01) | ||
| C08G 65/24 | (2013.01) | ||
| C08G 65/24 | (2006.01) | ||
| C08L 55/00 | (2013.01) | ||
| C08L 55/00 | (2006.01) | ||
| C04B 40/0039 | (2013.01) | ||
| C04B 28/14 | (2006.01) | ||
| C04B2103/408 | (2013.01) | ||
| C08G 65/26 | (2006.01) | ||
| C04B 24/281 | (2013.01) | ||
| C04B 103/40 | (2006.01) | ||
| C08L 33/00 | (2013.01) | ||
| C08L 33/00 | (2006.01) | ||
| C08G 65/2624 | (2013.01) |
| (11) | Number of the document | 2826760 |
| (13) | Kind of document | T |
| (96) | European patent application number | 13760778.4 |
| Date of filing the European patent application | 2013-03-14 | |
| (97) | Date of publication of the European application | 2015-01-21 |
| (45) | Date of publication and mention of the grant of the patent | 2022-07-20 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/JP2013/057232 |
| Date | 2013-03-14 |
| (87) | Number | WO 2013/137402 |
| Date | 2013-09-19 |
| (30) | Number | Date | Country code |
| 2012058030 | 2012-03-14 | JP |
| (72) |
IKEDA, Akira , JP
KOSHISAKA, Seiichi , JP
SATO, Katsutoshi , JP
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| (73) |
Yoshino Gypsum Co., Ltd. ,
Shintokyo Building,
3-1, Marunouchi 3-chome, Chiyoda-ku,
Tokyo 100-0005,
JP
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| (54) | GYPSUM DISPERSANT |
| GYPSUM DISPERSANT |