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Legal status
Patent not validated
| (51) | INT.CL. | A61K 47/48 |
| (11) | Number of the document | 1853322 |
| (13) | Kind of document | T |
| (96) | European patent application number | 06720665.6 |
| Date of filing the European patent application | 2006-02-10 | |
| (97) | Date of publication of the European application | 2007-11-14 |
| (45) | Date of publication and mention of the grant of the patent | 2014-06-25 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/US2006/004937 |
| Date | 2006-02-10 |
| (87) | Number | WO 2006/086733 |
| Date | 2006-08-17 |
| (30) | Number | Date | Country code |
| 652434 P | 2005-02-11 | US |
| (72) |
CHARI, Ravi, US
ZHANG, Wei, US
MESHULAM, Deborah H., US
DAI, Yong, US
WANG, Yong, 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 |