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Legal status
Patent not validated
| (51) | INT.CL. | A61K 47/60 | (2017.01) |
| (11) | Number of the document | 2628489 |
| (13) | Kind of document | T |
| (96) | European patent application number | 13167519.1 |
| Date of filing the European patent application | 2010-07-21 | |
| (97) | Date of publication of the European application | 2013-08-21 |
| (45) | Date of publication and mention of the grant of the patent | 2017-03-01 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| 227399 P | 2009-07-21 | US | |
| 558395 | 2009-09-11 | US | |
| 350853 P | 2010-06-02 | US |
| (72) |
Riggs-Sauthier, Jennifer, US
Deng, Bo-Liang, US
Riley, Timothy A., US
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| (73) |
Nektar Therapeutics,
455 Mission Bay Boulevard South, San Francisco, CA 94158,
US
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| (54) | PEG oligomer-fentanyl conjugates |
| PEG oligomer-fentanyl conjugates |