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Legal status
Patent not validated
| (51) | INT.CL. | C07F 7/08 | (2006.01) |
| C07D 471/08 | (2006.01) |
| (11) | Number of the document | 3515915 |
| (13) | Kind of document | T |
| (96) | European patent application number | 17851490.7 |
| Date of filing the European patent application | 2017-09-14 | |
| (97) | Date of publication of the European application | 2019-07-31 |
| (45) | Date of publication and mention of the grant of the patent | 2021-08-04 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/US2017/051440 |
| Date | 2017-09-14 |
| (87) | Number | WO 2018/053057 |
| Date | 2018-03-22 |
| (30) | Number | Date | Country code |
| 201662396335 P | 2016-09-19 | US |
| (72) |
YIN, Jianguo , US
LIU, Zhijian , US
YASUDA, Nobuyoshi , US
WEISEL, Mark , US
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| (73) |
Merck Sharp & Dohme Corp. ,
126 East Lincoln Avenue, Rahway, NJ 07065-0907,
US
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| (54) | PROCESS FOR PREPARING BETA-LACTAMASE INHIBITOR HYDROXYLUREA INTERMEDIATES |
| PROCESS FOR PREPARING BETA-LACTAMASE INHIBITOR HYDROXYLUREA INTERMEDIATES |