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Created with Raphaël 2.1.0 10.05.2019 Filing date 08.12.2020 Validation fee payment 30.04.2021 (A1) Patent application published 14.11.2023 AGEPI application filing date 29.02.2024 (T2) Translation of the validated European patent 07.05.2025 10.05.2026 Valid until 11.05.2027 Renewal fee to be paid until 10.05.2039 Patent will expire on

Patent in force


(210)Number of the EPO application19727216
(220)Filing date of the EPO application2019.05.10
(80)EPO patent specification publication (B)EPB nr. 34/2023, 2023.08.23
(110)EPO patent number3790548
(11)Number of the documentMD 3790548 T2
(21)Number of the applicatione 2021 0233
(71)Name(s) of applicant(s), code of the countryXENON PHARMACEUTICALS INC., CA;
(72)Name(s) of inventor(s), code of the countryBEATCH Gregory N., CA;
(73)Name(s) of owner(s), code of the countryXENON PHARMACEUTICALS INC., CA;
(54)Title of the inventionMethods for enhancing the bioavailability and exposure of a voltage-gated potassium channel opener
(13)Kind-of-document code T2
(51)International Patent Classification A61K 31/472 (2006.01.01); A61P 25/08 (2006.01.01)
(19)CountryCA
(41)Date of publication of the application2021.04.30
(49)Date of publication of the translation of the validated European patent specification2024.02.29
(30)Priority201862670253 P, 2018.05.11, US
(74)Patent attorney(Procedură) CORCODEL Angela, Bd. Ştefan cel Mare nr. 134, Chişinău, Republica Moldova
(86)International applicationPCT/US2019/031872, 2019.05.10
(87)International publicationWO 2019/217924, 2019.11.14
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