| Application no. and date | 19856540.0 (espacenet) (Federated) (European Patent Register), 20190903 | | Patent/reg. no. and date | DK/EP 3848361, 20250122 | | Publication date | 20210714 | | Priority no. and date | JP 2018165313, 20180904 | | EP pub. no. and date |
EP 3848361 20210714 | | Effective date | | | Applicant/owner | CHUGAI SEIYAKU KABUSHIKI KAISHA, 5-1, 5-chome Ukima
Kita-ku
Tokyo 115-8543, JP | | Applicant ref. no. | | | Inventor | SERIZAWA Hiroki, c/o Chugai Seiyaku Kabushiki Kaisha, 5-1, Ukima 5-
chome, Kita-ku
Tokyo 115-8543, JP,
KAWASE Akira, c/o Chugai Seiyaku Kabushiki Kaisha, 5-1, Ukima 5-
chome, Kita-ku
Tokyo 115-8543, JP,
FUKUDA Hiroshi, c/o Chugai Seiyaku Kabushiki Kaisha, 5-1, Ukima 5-
chome, Kita-ku
Tokyo 115-8543, JP,
HAMA Naoto, c/o Chugai Seiyaku Kabushiki Kaisha, 5-1, Ukima 5-
chome, Kita-ku
Tokyo 115-8543, JP | | Representative | | | Opponent | | | IPC Class | C07B 61/00 (2006.01) , C07D 401/04 (2006.01) | | Title | METHOD OF PRODUCING TETRACYCLIC COMPOUND | | Int. application no. | JP2019034543 | | Int. publication no. | WO2020050241 | | Related patent (certificate) | | | Status | Enhedspatent registreret | | Pædiatrisk forlængelse | - | | Udløbsdato for pædiatrisk forlængelse | - |
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