Patents Assigned to Xenon Pharmaceuticals Inc.
  • Publication number: 20250108044
    Abstract: In certain embodiments, the present disclosure is directed to methods for treating depressive disorders in a human, wherein the methods comprise orally administering a therapeutically effective amount of N-[4-(6-fluoro-3,4-dihydro-1H-isoquinolin-2-yl)-2,6-dimethylphenyl]-3,3-dimethylbutanamide (Compound A), to the human in need thereof. The present disclosure is further directed to various improved methods of therapy and administration of Compound A.
    Type: Application
    Filed: August 1, 2024
    Publication date: April 3, 2025
    Applicant: Xenon Pharmaceuticals Inc.
    Inventors: Cynthia Louise Harden, Gregory N. Beatch
  • Patent number: 12178811
    Abstract: In certain embodiments, the present disclosure is directed to methods for treating depressive disorders in a human, wherein the methods comprise orally administering a therapeutically effective amount of N-[4-(6-fluoro-3,4-dihydro-1H-isoquinolin-2-yl)-2,6-dimethylphenyl]-3,3-dimethylbutanamide (Compound A), to the human in need thereof. The present disclosure is further directed to various improved methods of therapy and administration of Compound A.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: December 31, 2024
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Cynthia Louise Harden, Gregory N. Beatch
  • Patent number: 12171759
    Abstract: The present disclosure is directed to, among other things, methods and uses for treating anhedonia in a subject, such as a human, wherein the methods comprise administering a therapeutically effective amount of N-[4-(6-fluoro-3,4-dihydro-1H-isoquinolin-2-yl)-2,6-dimethylphenyl]-3,3-dimethylbutanamide (Compound A) to the subject in need thereof, and the uses comprise Compound A for use in treating anhedonia in a subject, such as a human. The present disclosure is further directed to various improved methods of therapy and administration of Compound A.
    Type: Grant
    Filed: March 14, 2024
    Date of Patent: December 24, 2024
    Assignee: Xenon Pharmaceuticals Inc.
    Inventor: Simon Neil Pimstone
  • Publication number: 20240408075
    Abstract: In certain embodiments, the present disclosure is directed to methods and uses for treating seizure disorders in a human in need thereof, wherein the methods and uses comprise conjointly administering N44-(6-fluoro-3,4-dihydro-1H-isoquinolin-2-yl)-2,6-dimethylphenyll-3,3-dimethylbutanamide (Compound A) and an antiseizure medication (ASM) to the human in amounts that are therapeutically effective when conjointly administered. The present disclosure is further directed to various improved methods of therapy and administration of Compound A.
    Type: Application
    Filed: March 13, 2024
    Publication date: December 12, 2024
    Applicant: Xenon Pharmaceuticals Inc.
    Inventor: James Philip Johnson, JR.
  • Publication number: 20240408076
    Abstract: The present disclosure is directed to, among other things, methods and uses for treating anhedonia in a subject, such as a human, wherein the methods comprise administering a therapeutically effective amount of N-[4-(6-fluoro-3,4-dihydro-1H-isoquinolin-2-yl)-2,6-dimethylphenyl]-3,3-dimethylbutanamide (Compound A) to the subject in need thereof, and the uses comprise Compound A for use in treating anhedonia in a subject, such as a human. The present disclosure is further directed to various improved methods of therapy and administration of Compound A.
    Type: Application
    Filed: March 14, 2024
    Publication date: December 12, 2024
    Applicant: Xenon Pharmaceuticals Inc.
    Inventor: Simon Neil Pimstone
  • Publication number: 20240342156
    Abstract: In certain embodiments, the present disclosure is directed to methods for treating pain in a subject, such as a human, wherein the methods comprise orally administering a therapeutically effective amount of N-[4-(6-fluoro-3,4-dihydro-1H-isoquinolin-2-yl)-2,6-dimethylphenyl]-3,3-dimethylbutanamide (Compound A), to the subject in need thereof. The present disclosure is further directed to various improved methods of therapy and administration of Compound A.
    Type: Application
    Filed: January 17, 2024
    Publication date: October 17, 2024
    Applicant: Xenon Pharmaceuticals Inc.
    Inventors: James Philip Johnson, JR., Gregory N. Beatch
  • Publication number: 20240316033
    Abstract: In certain embodiments, the present disclosure is directed to methods and uses for treating seizure disorders in a human, wherein the methods and uses comprise orally administering a therapeutically effective amount of the voltage-gated potassium channel allosteric modulator, N-[4-(6-fluoro-3,4-dihydro-1H-isoquinolin-2-yl)-2,6-dimethylphenyl]-3,3-dimethylbutanamide (Compound A), to the human in need thereof, for example, under fed conditions. The present disclosure is further directed to various improved methods of therapy and administration of Compound A.
    Type: Application
    Filed: May 30, 2024
    Publication date: September 26, 2024
    Applicant: Xenon Pharmaceuticals Inc.
    Inventor: Gregory N. Beatch
  • Publication number: 20240316032
    Abstract: In certain embodiments, the present disclosure is directed to methods and uses for treating seizure disorders in a human, wherein the methods and uses comprise orally administering a therapeutically effective amount of the voltage-gated potassium channel allosteric modulator, N-[4-(6-fluoro-3,4-dihydro-1H-isoquinolin-2-yl)-2,6-dimethylphenyl]-3,3-dimethylbutanamide (Compound A), to the human in need thereof, for example, under fed conditions. The present disclosure is further directed to various improved methods of therapy and administration of Compound A.
    Type: Application
    Filed: April 26, 2024
    Publication date: September 26, 2024
    Applicant: Xenon Pharmaceutical Inc.
    Inventor: Gregory N. Beatch
  • Publication number: 20240279182
    Abstract: The present disclosure provides solid state forms of a selective potassium channel modulator and pharmaceutical compositions comprising the solid state crystalline forms and pharmaceutically acceptable excipients, and methods for preparing and using the solid state forms and the pharmaceutical compositions thereof.
    Type: Application
    Filed: December 14, 2023
    Publication date: August 22, 2024
    Applicant: Xenon Pharmaceuticals Inc.
    Inventors: Paul Robert Bichler, Jean-Jacques Alexandre Cadieux, Matthew David Tandy, Gregory N. Beatch
  • Patent number: 12054486
    Abstract: The present disclosure is directed to compounds of formula (1): wherein X, Y, R1, R2 and R3 are as described herein, as stereoisomers, enantiomers or tautomers thereof or mixtures thereof; or pharmaceutically acceptable salts, solvates or prodrugs thereof, and pharmaceutical compositions comprising the compounds of formula (I), as described herein, which are useful as voltage-gated sodium channel modulators and are therefore are useful in treating seizure disorders such as epilepsy.
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: August 6, 2024
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Verner Alexander Lofstrand, Jung Yun Kim, Helen Clement, Kristen Nicole Burford, Paul Charifson, Shawn Johnstone, Juliette Sabbatani, Jan Felix Scholtes, Wei Zhang, Shaoyi Sun
  • Patent number: 11957675
    Abstract: The present disclosure is directed to, among other things, methods and uses for treating anhedonia in a subject, such as a human, wherein the methods comprise administering a therapeutically effective amount of N-[4-(6-fluoro-3,4-dihydro-1H-isoquinolin-2-yl)-2,6-dimethylphenyl]-3,3-dimethylbutanamide (Compound A) to the subject in need thereof, and the uses comprise Compound A for use in treating anhedonia in a subject, such as a human. The present disclosure is further directed to various improved methods of therapy and administration of Compound A.
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: April 16, 2024
    Assignee: Xenon Pharmaceuticals Inc.
    Inventor: Simon Neil Pimstone
  • Patent number: 11325902
    Abstract: This invention is directed to benzenesulfonamide compounds, as stereoisomers, enantiomers, tautomers thereof or mixtures thereof; or pharmaceutically acceptable salts, solvates or prodrugs thereof, for the treatment of diseases or conditions associated with voltage-gated sodium channels, such as epilepsy and/or epileptic seizure disorders.
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: May 10, 2022
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Kristen Nicole Burford, Thilo Focken, Verner Alexander Lofstrand, Michael Scott Wilson, Alla Yurevna Zenova
  • Patent number: 11299490
    Abstract: This invention is directed to benzenesulfonamide compounds, as stereoisomers, enantiomers, tautomers thereof or mixtures thereof; or pharmaceutically acceptable salts, solvates or prodrugs thereof, for the treatment of diseases or conditions associated with voltage-gated sodium channels, such as epilepsy.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: April 12, 2022
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Jean-Christophe Andrez, Kristen Nicole Burford, Sultan Chowdhury, Charles Jay Cohen, Christoph Martin Dehnhardt, Robert Joseph Devita, James Roy Empfield, Thilo Focken, Michael Edward Grimwood, Syed Abid Hasan, James Philip Johnson, Jr., Alla Yurevna Zenova
  • Publication number: 20220062266
    Abstract: In certain embodiments, the present disclosure is directed to methods and uses for treating seizure disorders in a human, wherein the methods and uses comprise orally administering a therapeutically effective amount of the voltage-gated potassium channel allosteric modulator, N-[4-(6-fluoro-3,4-dihydro-1H-isoquinolin-2-yl)-2,6-dimethylphenyl]-3,3-dimethylbutanamide (Compound A), to the human in need thereof, for example, under fed conditions. The present disclosure is further directed to various improved methods of therapy and administration of Compound A.
    Type: Application
    Filed: October 1, 2021
    Publication date: March 3, 2022
    Applicant: Xenon Pharmaceuticals Inc.
    Inventor: Gregory N. BEATCH
  • Publication number: 20220064120
    Abstract: The present disclosure provides solid state forms of a selective potassium channel modulator and pharmaceutical compositions comprising the solid state crystalline forms and pharmaceutically acceptable excipients, and methods for preparing and using the solid state forms and the pharmaceutical compositions thereof.
    Type: Application
    Filed: July 6, 2021
    Publication date: March 3, 2022
    Applicant: Xenon Pharmaceuticals Inc.
    Inventors: Paul Robert BICHLER, Jean-Jacques Alexandre CADIEUX, Matthew David TANDY, Gregory N. BEATCH
  • Publication number: 20220055977
    Abstract: The invention provides a method of treating a disease or condition in a mammal by administering a compound having the general formula I: or a pharmaceutically acceptable salt thereof, wherein the variables RAA, n, ring A, X1, L, m, X2, R2, R3, R4, R5, X, and R6 have the meaning as described herein.
    Type: Application
    Filed: August 6, 2021
    Publication date: February 24, 2022
    Applicants: GENENTECH, INC., XENON PHARMACEUTICALS INC.
    Inventors: Ivan William HEMEON, Brian SAFINA, Daniel SUTHERLIN
  • Patent number: 11203572
    Abstract: The invention provides compounds having the general formula I: and pharmaceutically acceptable salts thereof, wherein the variables RA, RAA, subscript n, ring A, X2, L, subscript m, X1, ring B, R1, and RN have the meaning as described herein, and compositions containing such compounds and methods for using such compounds and compositions.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: December 21, 2021
    Assignees: GENENTECH, INC., XENON PHARMACEUTICALS, INC
    Inventors: Sultan Chowdhury, Christoph Martin Dehnhardt, Thilo Focken, Michael Edward Grimwood, Ivan William Hemeon, Steven McKerrall, Daniel Sutherlin
  • Patent number: 11174268
    Abstract: This invention is directed to benzenesulfonamide compounds, as stereoisomers, enantiomers, tautomers thereof or mixtures thereof; or pharmaceutically acceptable salts, solvates or prodrugs thereof, for the treatment of diseases or conditions associated with voltage-gated sodium channels, such as epilepsy and/or epileptic seizure disorders.
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: November 16, 2021
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Jean-Christophe Andrez, David Earl Bogucki, Kristen Nicole Burford, Sultan Chowdhury, Charles Jay Cohen, Shannon Marie Decker, Christoph Martin Dehnhardt, Robert Joseph Devita, James Roy Empfield, Thilo Focken, Michael Edward Grimwood, Syed Abid Hasan, Qi Jia, James Philip Johnson, Jr., Michael Scott Wilson, Alla Yurevna Zenova
  • Patent number: 11149002
    Abstract: The invention provides compounds having the general Formula (I); and pharmaceutically acceptable salts thereof; wherein the variables RA, RAA, subscript n, subscript q, ring A, X2, L, subscript m, X1, R1, R2, R3, R4, R5, D and E have the meaning as described herein, and compositions containing such compounds and methods for using such compounds and compositions.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: October 19, 2021
    Assignees: GENENTECH, INC., XENON PHARMACEUTICALS INC.
    Inventors: Jean-Christophe Andrez, Philippe Bergeron, Paul Robert Bichler, Sultan Chowdhury, Christoph Martin Dehnhardt, Thilo Focken, Wei Gong, Michael Edward Grimwood, Abid Hasan, Ivan William Hemeon, Qi Jia, Brian Salvatore Safina, Shaoyi Sun, Michael Scott Wilson, Alla Yurevna Zenova
  • Patent number: 11135214
    Abstract: In certain embodiments, the present disclosure is directed to methods and uses for treating seizure disorders in a human, wherein the methods and uses comprise orally administering a therapeutically effective amount of the voltage-gated potassium channel allosteric modulator, N-[4-(6-fluoro-3,4-dihydro-1H-isoquinolin-2-yl)-2,6-dimethylphenyl]-3,3-dimethylbutanamide (Compound A), to the human in need thereof, for example, under fed conditions. The present disclosure is further directed to various improved methods of therapy and administration of Compound A.
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: October 5, 2021
    Assignee: Xenon Pharmaceuticals Inc.
    Inventor: Gregory N. Beatch