| (210) | Number of the EPO application | 18759207 |
| (220) | Filing date of the EPO application | 2018.08.03 |
| (80) | EPO patent specification publication (B) | EPB nr. 06/2022, 2022.02.09 |
| (110) | EPO patent number | 3661954 |
| (21) | Number of the application | e 2020 0615 |
| (71) | Name(s) of applicant(s), code of the country | AMGEN INC., US; |
| (72) | Name(s) of inventor(s), code of the country | ALI Khaled M.K.Z., US;
AGRAWAL Neeraj Jagdish, US;
KANNAN Gunasekaran, US;
FOLTZ Ian, US;
WANG Zhulun, US;
BATES Daren, US;
MOCK Marissa, US;
TAKENAKA Shunseke, US; |
| (73) | Name(s) of owner(s), code of the country | AMGEN INC., US; |
| (54) | Title of the invention | INTERLEUKIN-21 MUTEINS AND METHODS OF TREATMENT |
| (13) | Kind-of-document code | A1 |
| (51) | International Patent Classification | C07K 14/54 (2006.01.01); A61K 47/60 (2017.01.01); A61K 47/54 (2017.01.01) |
| (19) | Country | US |
| (41) | Date of publication of the application | 2020.06.30 |
| (30) | Priority | 201762540692 P, 2017.08.03, US; 201862616733 P, 2018.01.12, US |
| (86) | International application | PCT/US2018/045105, 2018.08.03 |
| (87) | International publication | WO 2019/028316, 2019.02.07 |