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Legal status
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| (51) | INT.CL. | G01N 30/88 | (2006.01) |
| G01N 30/88 | (2013.01) | ||
| B01J 20/286 | (2013.01) | ||
| B01D 15/18 | (2013.01) | ||
| G01N 30/30 | (2013.01) | ||
| G01N2030/8872 | (2013.01) | ||
| B01J 20/291 | (2013.01) | ||
| B01J2220/58 | (2013.01) | ||
| B01D 15/163 | (2013.01) | ||
| B01D 15/161 | (2013.01) | ||
| B01D 15/426 | (2013.01) | ||
| G01N2030/342 | (2013.01) | ||
| B01J 20/103 | (2013.01) |
| (11) | Number of the document | 3502683 |
| (13) | Kind of document | T |
| (96) | European patent application number | 18214194.5 |
| Date of filing the European patent application | 2018-12-19 | |
| (97) | Date of publication of the European application | 2019-06-26 |
| (45) | Date of publication and mention of the grant of the patent | 2022-02-02 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| 201711391728 | 2017-12-21 | CN |
| (72) |
Li, Gang , CN
Cao, Kailei , CN
Li, Xiaoyi , HK
Dai, Xiangrong , CN
Yin, Lei , CN
Ling, Juan , CN
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| (73) |
Zhaoke (Guangzhou) Ophthalmology
Pharmaceutical Ltd. ,
Room 501,
5th Floor, No. 1, Meide 3rd Road,
Pearl River Industrial Park,
Nansha District, Guangzhou, Guangdong Province,
CN
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| (54) | METHOD FOR CONTROLLING IMPURITY OF CYCLOSPORIN IN AN EYE GEL |
| METHOD FOR CONTROLLING IMPURITY OF CYCLOSPORIN IN AN EYE GEL |