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Legal status
Patent not validated
| (51) | INT.CL. | C08B 37/00 | |
| A61K 39/09 |
| (11) | Number of the document | 3466982 |
| (13) | Kind of document | T |
| (96) | European patent application number | 18199835.2 |
| Date of filing the European patent application | 2006-03-31 | |
| (97) | Date of publication of the European application | 2019-04-10 |
| (45) | Date of publication and mention of the grant of the patent | 2020-06-17 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| 669546 P | 2005-04-08 | US |
| (72) |
BAHLER, Brian, US
LEE, Tsu-shun, US
LOTVIN, Jason Arnold, US
RUPPEN, Mark Edward, US
CHARBONNEAU, Pamela Sue Fink, US
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| (73) |
Wyeth LLC,
235 East 42nd Street, New York, NY 10017-5755,
US
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| (54) | SEPARATION OF CONTAMINANTS FROM STREPTOCOCCUS PNEUMONIAE POLYSACCHARIDE BY PH MANIPULATION |
| SEPARATION OF CONTAMINANTS FROM STREPTOCOCCUS PNEUMONIAE POLYSACCHARIDE BY PH MANIPULATION |