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Legal status
Patent not validated
| (51) | INT.CL. | C08G 65/30 | |
| C12N 5/00 | |||
| C07K 16/00 |
| (11) | Number of the document | 3122799 |
| (13) | Kind of document | T |
| (96) | European patent application number | 15715932.8 |
| Date of filing the European patent application | 2015-03-25 | |
| (97) | Date of publication of the European application | 2017-02-01 |
| (45) | Date of publication and mention of the grant of the patent | 2020-01-15 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/US2015/022592 |
| Date | 2015-03-25 |
| (87) | Number | WO 2015/148736 |
| Date | 2015-10-01 |
| (30) | Number | Date | Country code |
| 201461970281 P | 2014-03-25 | US |
| (72) |
VISSVESVARAN, Ganesh, Prasadh, US
KISS, Robert, David, US
MEIER, Steven, J., US
KWON, Inchan, US
CALHOUN, Kara, US
WINCHESTER, Kate, US
ADAMS, Amelia, US
GLENN, Marion, US
KOENIG, Stefan, US
DEESE, Alan, US
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| (73) |
F. Hoffmann-La Roche AG,
Grenzacherstrasse 124, 4070 Basel,
CH
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| (54) | METHODS OF PREPARING A POLOXAMER FOR USE IN CELL CULTURE MEDIUM |
| METHODS OF PREPARING A POLOXAMER FOR USE IN CELL CULTURE MEDIUM |