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Legal status
Patent not validated
| (51) | INT.CL. | A61K 47/48 |
| (11) | Number of the document | 2399609 |
| (13) | Kind of document | T |
| (96) | European patent application number | 11004940.0 |
| Date of filing the European patent application | 2006-08-14 | |
| (97) | Date of publication of the European application | 2011-12-28 |
| (45) | Date of publication and mention of the grant of the patent | 2015-03-18 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| 710858 P | 2005-08-24 | US | |
| 797713 P | 2006-05-04 | US |
| (72) |
Dai, Yong, US
Wang, Yong, US
Jin, Shengjin, US
Meshulam, Deborah H., US
Amphlett, Godfrey W., US
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| (73) |
ImmunoGen, Inc.,
830 Winter Street, Waltham, MA 02451,
US
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| (54) | Process for preparing maytansinoid antibody conjugates |
| Process for preparing maytansinoid antibody conjugates |