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Legal status
Patent not validated
| (51) | INT.CL. | C07D 209/12 | |
| C07D 491/04 | |||
| C07D 231/12 |
| (11) | Number of the document | 2049482 |
| (13) | Kind of document | T |
| (96) | European patent application number | 06795612.8 |
| Date of filing the European patent application | 2006-08-08 | |
| (97) | Date of publication of the European application | 2009-04-22 |
| (45) | Date of publication and mention of the grant of the patent | 2015-10-21 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/IB2006/052732 |
| Date | 2006-08-08 |
| (87) | Number | WO 2008/017903 |
| Date | 2008-02-14 |
| (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 ARYL- AND HETEROARYLACETIC ACIDS WITH VERY FAST SKIN PENETRATION RATE |
| POSITIVELY CHARGED WATER-SOLUBLE PRODRUGS OF ARYL- AND HETEROARYLACETIC ACIDS WITH VERY FAST SKIN PENETRATION RATE |