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Legal status
Patent not validated
| (51) | INT.CL. | C07D 213/80 | |
| C07C 237/34 | |||
| C07C 327/30 | |||
| A61K 31/245 | |||
| A61K 31/44 | |||
| A61P 29/00 |
| (11) | Number of the document | 2623495 |
| (13) | Kind of document | T |
| (96) | European patent application number | 13153470.3 |
| Date of filing the European patent application | 2006-09-03 | |
| (97) | Date of publication of the European application | 2013-08-07 |
| (45) | Date of publication and mention of the grant of the patent | 2019-05-01 |
| (46) | Date of publication of the claims translation |
| (72) |
Yu, Chongxi, US
Xu, Lina, CN
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| (73) |
Techfields Biochem Co. Ltd,
Techfields Biochem 2399 Jinqiu Road 129, Shanghai N/A 200444,
CN
Yu, Chongxi, Techfields Biochem 12952 Stockton Avenue, Plainfield, Illinois 60585, US |
| (54) | Positively charged water-soluble prodrugs of n-arylanthranilic acids with very fast skin penetration rate |
| Positively charged water-soluble prodrugs of n-arylanthranilic acids with very fast skin penetration rate |