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Legal status
Patent not validated
| (51) | INT.CL. | C07C 323/60 | |
| C07C 241/04 | |||
| C07C 319/20 | |||
| C07C 319/12 |
| (11) | Number of the document | 2155258 |
| (13) | Kind of document | T |
| (96) | European patent application number | 08755945.6 |
| Date of filing the European patent application | 2008-05-20 | |
| (97) | Date of publication of the European application | 2010-02-24 |
| (45) | Date of publication and mention of the grant of the patent | 2017-08-16 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/US2008/064213 |
| Date | 2008-05-20 |
| (87) | Number | WO 2008/147765 |
| Date | 2008-12-04 |
| (30) | Number | Date | Country code |
| 939529 P | 2007-05-22 | US |
| (72) |
CHIARELLO, George, A., US
SAHLI, Ayman, JO
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| (73) |
Wyeth LLC,
235 East 42nd Street, New York, NY 10017-5755,
US
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| (54) | IMPROVED PROCESSES FOR MAKING HYDRAZIDES |
| IMPROVED PROCESSES FOR MAKING HYDRAZIDES |