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Legal status
Patent not validated
| (51) | INT.CL. | C07C 67/08 | |
| C07C 69/76 | |||
| C07C 201/08 | |||
| C07C 63/04 |
| (11) | Number of the document | 3619188 |
| (13) | Kind of document | T |
| (96) | European patent application number | 18749310.1 |
| Date of filing the European patent application | 2018-07-16 | |
| (97) | Date of publication of the European application | 2020-03-11 |
| (45) | Date of publication and mention of the grant of the patent | 2020-10-07 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/EP2018/069192 |
| Date | 2018-07-16 |
| (87) | Number | WO 2019/016110 |
| Date | 2019-01-24 |
| (30) | Number | Date | Country code |
| 17181783 | 2017-07-18 | EP | |
| 201762533712 P | 2017-07-18 | US |
| (72) |
BERSIER, Michael, CH
KULESZA, Anna, CH
HANSELMANN, Paul, CH
AELLIG, Christof, CH
FILLIGER, Sarah, CH
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| (73) |
Lonza Ltd,
Lonzastrasse, 3930 Visp,
CH
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| (54) | METHOD FOR PREPARATION OF 5-FLUORO-2-METHYL-3-NITROBENZOIC ACID AND ITS METHYL ESTER |
| METHOD FOR PREPARATION OF 5-FLUORO-2-METHYL-3-NITROBENZOIC ACID AND ITS METHYL ESTER |