Patents by Inventor Christoph Martin Dehnhardt

Christoph Martin Dehnhardt has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10793579
    Abstract: Compounds, tautomers and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula Ia, as defined in the specification. Corresponding pharmaceutical compositions, methods of treatment, methods of synthesis, and intermediates are also disclosed.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: October 6, 2020
    Assignee: Pfizer Inc.
    Inventors: John David Trzupek, Katherine Lin Lee, Mark Edward Bunnage, Seungil Han, David Hepworth, Frank Eldridge Lovering, John Paul Mathias, Nikolaos Papaioannou, Betsy Susan Pierce, Joseph Walter Strohbach, Stephen Wayne Wright, Christoph Wolfgang Zapf, Lori Krim Gavrin, Arthur Lee, David Randolph Anderson, Kevin Joseph Curran, Christoph Martin Dehnhardt, Eddine Saiah, Joel Adam Goldberg, Xiaolun Wang, Horng-Chih Huang, Richard Vargas, Michael Dennis Lowe, Akshay Patny
  • Patent number: 10787446
    Abstract: The invention provides a compound of formula: or a salt thereof, wherein the variables RAA, n, ring A, ring B, R1a, R1b, R2, R3, R4, R5, R6, R7, R8, and R9 have the meaning as described herein, and compositions containing such compounds and methods for using such compounds and compositions.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: September 29, 2020
    Assignees: GENENTECH, INC., XENON PHARMACEUTICALS INC.
    Inventors: Philippe Bergeron, Kristen Burford, Sultan Chowdhury, Christoph Martin Dehnhardt, Thilo Focken, Michael Edward Grimwood, Abid Hasan, Kwong Wah Lai, Zhiguo Liu, Steven McKerrall, Teresa Phuongtram Nguyen, Brian Safina, Daniel Sutherlin, Tao Wang
  • Patent number: 10766858
    Abstract: The invention provides compounds having the general formula I: (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: March 28, 2017
    Date of Patent: September 8, 2020
    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: 10752623
    Abstract: This invention is directed to heteroaryl-substituted sulfonamide 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: August 29, 2019
    Date of Patent: August 25, 2020
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Jean-Christophe Andrez, Kristen Nicole Burford, Christoph Martin Dehnhardt, Thilo Focken, Michael Edward Grimwood, Qi Jia, Verner Alexander Lofstrand, Steven Sigmund Wesolowski, Michael Scott Wilson
  • Patent number: 10662184
    Abstract: This invention is directed to methods of preparing 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: February 28, 2019
    Date of Patent: May 26, 2020
    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: 20200157089
    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: Application
    Filed: August 29, 2019
    Publication date: May 21, 2020
    Inventors: Jean-Christophe Andrez, Kristen Nicole Burford, Christoph Martin Dehnhardt, Thilo Focken, Michael Edward Grimwood, Qi Jia, Verner Alexander Lofstrand, Shaoyi Sun, Steven Sigmund Wesolowski, Michael Scott Wilson, Alla Yurevna Zenova
  • Publication number: 20200108054
    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, R1, R2, R3, R4, R5, and RN have the meaning as described herein, and compositions containing such compounds and methods for using such compounds and compositions.
    Type: Application
    Filed: April 22, 2019
    Publication date: April 9, 2020
    Applicants: GENENTECH, INC., XENON PHARMACEUTICALS INC.
    Inventors: Jean-Christophe ANDREZ, Paul Robert BICHLER, Chien-An CHEN, Sultan CHOWDHURY, Shannon Marie DECKER, Christoph Martin DEHNHARDT, Thilo FOCKEN, Michael Edward GRIMWOOD, Ivan William HEMEON, Qi JIA, Jun LI, Zhiguo LIU, Daniel F. ORTWINE, Brian Salvatore SAFINA, Daniel SUTHERLIN, Tao SHENG, Shaoyi SUN, Andrew D. WHITE, Michael Scott WILSON, Alla Yurevna ZENOVA, Jiuxiang ZHU
  • Publication number: 20200071313
    Abstract: This invention is directed to heteroaryl-substituted sulfonamide 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: Application
    Filed: August 29, 2019
    Publication date: March 5, 2020
    Inventors: Jean-Christophe Andrez, Kristen Nicole Burford, Christoph Martin Dehnhardt, Thilo Focken, Michael Edward Grimwood, Qi Jia, Verner Alexander Lofstrand, Steven Sigmund Wesolowski, Michael Scott Wilson
  • Patent number: 10526285
    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: October 2, 2018
    Date of Patent: January 7, 2020
    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
  • Publication number: 20190270751
    Abstract: Compounds, tautomers and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula Ia, as defined in the specification. Corresponding pharmaceutical compositions, methods of treatment, methods of synthesis, and intermediates are also disclosed.
    Type: Application
    Filed: May 14, 2019
    Publication date: September 5, 2019
    Applicant: Pfizer Inc.
    Inventors: John David Trzupek, Katherine Lin Lee, Mark Edward Bunnage, Seungil Han, David Hepworth, Frank Eldridge Lovering, John Paul Mathias, Nikolaos Papaioannou, Betsy Susan Pierce, Joseph Walter Strohbach, Stephen Wayne Wright, Christoph Wolfgang Zapf, Lori Krim Gavrin, Arthur Lee, David Randolph Anderson, Kevin Joseph Curran, Christoph Martin Dehnhardt, Eddine Saiah, Joel Adam Goldberg, Xiaolun Wang, Horng-Chih Huang, Richard Vargas, Michael Dennis Lowe, Akshay Patny
  • Publication number: 20190194184
    Abstract: This invention is directed to methods of preparing 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: Application
    Filed: February 28, 2019
    Publication date: June 27, 2019
    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
  • Patent number: 10329302
    Abstract: Compounds, tautomers and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula Ia, as defined in the specification. Corresponding pharmaceutical compositions, methods of treatment, methods of synthesis, and intermediates are also disclosed.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: June 25, 2019
    Assignee: Pfizer Inc.
    Inventors: John David Trzupek, Katherine Lin Lee, Mark Edward Bunnage, Seungil Han, David Hepworth, Frank Eldridge Lovering, John Paul Mathias, Nikolaos Papaioannou, Betsy Susan Pierce, Joseph Walter Strohbach, Stephen Wayne Wright, Christoph Wolfgang Zapf, Lori Krim Gavrin, Arthur Lee, David Randolph Anderson, Kevin Joseph Curran, Christoph Martin Dehnhardt, Eddine Saiah, Joel Adam Goldberg, Xiaolun Wang, Horng-Chih Huang, Richard Vargas, Michael Dennis Lowe, Akshay Patny
  • Patent number: 10316018
    Abstract: Compounds, tautomers and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula Ia, as defined in the specification. Corresponding pharmaceutical compositions, methods of treatment, methods of synthesis, and intermediates are also disclosed.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: June 11, 2019
    Assignee: Pfizer Inc.
    Inventors: Katherine Lin Lee, Christophe Philippe Allais, Christoph Martin Dehnhardt, Lori Krim Gavrin, Seungil Han, David Hepworth, Arthur Lee, Frank Eldridge Lovering, John Paul Mathias, Dafydd Rhys Owen, Nikolaos Papaioannou, Eddine Saiah, Joseph Walter Strohbach, John David Trzupek, Stephen Wayne Wright, Christoph Wolfgang Zapf
  • Publication number: 20190112264
    Abstract: The invention provides compounds having the general formula I: (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: Application
    Filed: March 28, 2017
    Publication date: April 18, 2019
    Applicants: 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: 10246453
    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: May 19, 2017
    Date of Patent: April 2, 2019
    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: 20190092750
    Abstract: Compounds, tautomers and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula 1a, as defined in the specification. Corresponding pharmaceutical compositions, methods of treatment, methods of synthesis, and intermediates are also disclosed.
    Type: Application
    Filed: November 30, 2018
    Publication date: March 28, 2019
    Applicant: PFIZER INC.
    Inventors: KATHERINE LIN LEE, CHRISTOPHE PHILIPPE ALLAIS, CHRISTOPH MARTIN DEHNHARDT, LORI KRIM GAVRIN, SEUNGIL HAN, DAVID HEPWORTH, ARTHUR LEE, FRANK ELDRIDGE LOVERING, JOHN PAUL MATHIAS, DAFYDD RHYS OWEN, NIKOLAOS PAPAIOANNOU, EDDINE SAIAH, JOSEPH WALTER STROHBACH, JOHN DAVID TRZUPEK, STEPHEN WAYNE WRIGHT, CHRISTOPH WOLFGANG ZAPF
  • Publication number: 20190031607
    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: Application
    Filed: October 2, 2018
    Publication date: January 31, 2019
    Applicants: 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: 10179767
    Abstract: The invention provides compounds having activity as sodium channel (e.g., NaV1.7) inhibitors that are useful for treating sodium channel-mediated diseases or conditions, such as pain, as well as other diseases and conditions associated with the mediation of sodium channels, and compositions containing such compounds and methods for using such compounds and compositions.
    Type: Grant
    Filed: May 20, 2016
    Date of Patent: January 15, 2019
    Assignees: GENENTECH, INC., XENON PHARMACEUTICALS INC.
    Inventors: Sultan Chowdhury, Christoph Martin Dehnhardt, Abid Hasan, Ivan William Hemeon, Qi Jia, Jun Li, Zhiguo Liu, Daniel F. Ortwine, Brian Safina, Daniel Sutherlin, Shaoyi Sun, Andrew D. White, Wei Gong, Alla Yurevna Zenova, Jiuxiang Zhu
  • Patent number: 10174000
    Abstract: Compounds, tautomers and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula Ia, as defined in the specification. Corresponding pharmaceutical compositions, methods of treatment, methods of synthesis, and intermediates are also disclosed.
    Type: Grant
    Filed: August 16, 2016
    Date of Patent: January 8, 2019
    Assignee: Pfizer Inc.
    Inventors: Katherine Lin Lee, Christophe Philippe Allais, Christoph Martin Dehnhardt, Lori Krim Gavrin, Seungil Han, David Hepworth, Arthur Lee, Frank Eldridge Lovering, John Paul Mathias, Dafydd Rhys Owen, Nikolaos Papaioannou, Eddine Saiah, Joseph Walter Strohbach, John David Trzupek, Stephen Wayne Wright, Christoph Wolfgang Zapf
  • Publication number: 20180346416
    Abstract: The invention provides methods for treating pain using compounds having the general formula: and pharmaceutically acceptable salts thereof, wherein the variables RA, subscript n, ring A, X2, L, subscript m, X1, ring D, R1, and RN have the meaning as described herein.
    Type: Application
    Filed: August 7, 2018
    Publication date: December 6, 2018
    Applicants: GENENTECH, INC., XENON PHARMACEUTICALS INC.
    Inventors: Christoph Martin DEHNHARDT, Sultan CHOWDHURY, Thilo FOCKEN, Michael Edward GRIMWOOD, Ivan William HEMEON, Brian Salvatore SAFINA, Daniel P. SUTHERLIN