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Legal status
Patent not validated
| (51) | INT.CL. | C07D 211/34 |
| (11) | Number of the document | 2118061 |
| (13) | Kind of document | T |
| (96) | European patent application number | 07873360.7 |
| Date of filing the European patent application | 2007-12-19 | |
| (97) | Date of publication of the European application | 2009-11-18 |
| (45) | Date of publication and mention of the grant of the patent | 2016-03-09 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/IB2007/004583 |
| Date | 2007-12-19 |
| (87) | Number | WO 2008/125914 |
| Date | 2008-10-23 |
| (30) | Number | Date | Country code |
| 650278 | 2007-01-05 | US |
| (72) |
KALININ, Alexei, US
QIU, Guofang, US
MARREN, Thomas J., US
ALDRED, Jr., James E., US
JI, Yu, US
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| (73) |
Euticals Inc.,
2460 West Bennett Street, Springfield MO 65807,
US
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| (54) | PROCESS OF ENANTIOMERIC RESOLUTION OF D,L-( + )-THREO-METHYLPHENIDATE |
| PROCESS OF ENANTIOMERIC RESOLUTION OF D,L-( + )-THREO-METHYLPHENIDATE |