Patents by Inventor Frans Alfons Maria Van Den Keybus

Frans Alfons Maria Van Den Keybus 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: 11319321
    Abstract: The present invention relates to novel [1,2,4]triazolo[1,5-a]pyrimidin-yl derivatives as inhibitors of phosphodiesterase 2 (PDE2). The invention is also directed to pharmaceutical compositions comprising the compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention and treatment of disorders in which PDE2 is involved, such as neurological and psychiatric disorders.
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: May 3, 2022
    Assignee: Janssen Pharmaceutica NV
    Inventors: Yves Emiel Maria Van Roosbroeck, Frans Alfons Maria Van den Keybus, Adriana Ingrid Velter, Petrus Jacobus Johannes Antonius Buijnsters, Gary John Tresadern, Henricus Jacobus Maria Gijsen
  • Patent number: 10947242
    Abstract: The present invention relates to novel [1,2,4]triazolo[1,5-a]pyrimidin-yl derivatives as inhibitors of phosphodiesterase 2 (PDE2). The invention is also directed to pharmaceutical compositions comprising the compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention and treatment of disorders in which PDE2 is involved, such as neurological and psychiatric disorders.
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: March 16, 2021
    Assignee: Janssen Pharmaceutica, NV
    Inventors: Yves Emiel Maria Van Roosbroeck, Frans Alfons Maria Van den Keybus, Gary John Tresadern, Petrus Jacobus Johannes Antonius Buijnsters, Adriana Ingrid Velter, Edgar Jacoby, Gregor James Macdonald, Henricus Jacobus Maria Gijsen, Abdellah Ahnaou, Wilhelmus Helena Ignatius Maria Drinkenburg
  • Publication number: 20200055858
    Abstract: The present invention relates to novel [1,2,4]triazolo[1,5-a]pyrimidin-yl derivatives as inhibitors of phosphodiesterase 2 (PDE2). The invention is also directed to pharmaceutical compositions comprising the compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention and treatment of disorders in which PDE2 is involved, such as neurological and psychiatric disorders.
    Type: Application
    Filed: October 31, 2017
    Publication date: February 20, 2020
    Applicant: Janssen Pharmaceutica NV
    Inventors: Yves Emiel Maria Van Roosbroeck, Frans Alfons Maria Van den Keybus, Adriana Ingrid Velter, Petrus Jacobus Johannes Antonius Buijnsters, Gary John Tresadern, Henricus Jacobus Maria Gijsen
  • Patent number: 10562897
    Abstract: The present invention is concerned with novel substituted pyrido-piperazinone derivatives of Formula (I) wherein R1, R2, R3, R4, R5, L, Z and X have the meaning defined in the claims. The compounds according to the present invention are useful as gamma secretase modulators. The invention further relates to processes for preparing such novel compounds, pharmaceutical compositions comprising said compounds as an active ingredient as well as the use of said compounds as a medicament.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: February 18, 2020
    Assignee: JANSSEN PHARMACEUTICA NV
    Inventors: François Paul Bischoff, Adriana Ingrid Velter, Frederik Jan Rita Rombouts, Michel Anna Jozef De Cleyn, Sven Franciscus Anna Van Brandt, Henricus Jacobus Maria Gijsen, Chiara Zavattaro, Frans Alfons Maria Van den Keybus
  • Publication number: 20190276462
    Abstract: The present invention relates to novel [1,2,4]triazolo[1,5-a]pyrimidin-yl derivatives as inhibitors of phosphodiesterase 2 (PDE2). The invention is also directed to pharmaceutical compositions comprising the compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention and treatment of disorders in which PDE2 is involved, such as neurological and psychiatric disorders.
    Type: Application
    Filed: October 31, 2017
    Publication date: September 12, 2019
    Applicant: Janssen Pharmaceutica NV
    Inventors: Yves Emiel Maria Van Roosbroeck, Frans Alfons Maria Van den Keybus, Gary John Tresadern, Petrus Jacobus Johannes Buijnsters, Adriana Ingrid Velter, Edgar JACOBY, Gregor James Macdonald, Henricus Jacobus Maria Gijsen, Abdellah Ahnaou, Wihelmus Helena lgnatius Drinkenburg
  • Patent number: 10246454
    Abstract: The present invention is concerned with novel substituted pyrido-piperazinone derivatives of Formula (I) wherein R1, R2, R3, R4, R5, L, Z and X have the meaning defined in the claims. The compounds according to the present invention are useful as gamma secretase modulators. The invention further relates to processes for preparing such novel compounds, pharmaceutical compositions comprising said compounds as an active ingredient as well as the use of said compounds as a medicament.
    Type: Grant
    Filed: January 16, 2014
    Date of Patent: April 2, 2019
    Assignee: JANSSEN PHARMACEUTICA NV
    Inventors: François Paul Bischoff, Adriana Ingrid Velter, Frederik Jan Rita Rombouts, Michel Anna Jozef De Cleyn, Sven Franciscus Anna Van Brandt, Henricus Jacobus Maria Gijsen, Chiara Zavattaro, Frans Alfons Maria Van den Keybus
  • Publication number: 20180319797
    Abstract: The present invention is concerned with novel substituted pyrido-piperazinone derivatives of Formula (I) wherein R1, R2, R3, R4, R5, L, Z and X have the meaning defined in the claims. The compounds according to the present invention are useful as gamma secretase modulators. The invention further relates to processes for preparing such novel compounds, pharmaceutical compositions comprising said compounds as an active ingredient as well as the use of said compounds as a medicament.
    Type: Application
    Filed: July 18, 2018
    Publication date: November 8, 2018
    Inventors: François Paul Bischoff, Adriana Ingrid Velter, Frederik Jan, Rita Rombouts, Michel Anna, Jozef De Cleyn, Sven Franciscus, Anna Van Brandt, Henricus Jacobus, Maria Gijsen, Chiara Zavattaro, Frans Alfons, Maria Van den Keybus
  • Patent number: 10112943
    Abstract: The present invention is concerned with novel tricyclic 3,4-dihydro-2H-pyrido[1,2-a]pyrazine-1,6-dione derivatives of Formula (I) wherein R1, R2, R3, R4, L, Y, Z and X have the meaning defined in the claims. The compounds according to the present invention are useful as gamma secretase modulators. The invention further relates to processes for preparing such novel compounds, pharmaceutical compositions comprising said compounds as an active ingredient as well as the use of said compounds as a medicament.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: October 30, 2018
    Assignee: Janssen Pharmaceutica NV
    Inventors: François Paul Bischoff, Henricus Jacobus Maria Gijsen, Frans Alfons Maria Van den Keybus, Frederik Jan Rita Rombouts
  • Patent number: 9751860
    Abstract: The present invention relates to compounds that are fast dissociating dopamine 2 receptor antagonists, processes for preparing these compounds, pharmaceutical compositions comprising these compounds as an active ingredient. The compounds of the invention can be administered to a patient in need thereof to treat or prevent psychosis including, but not limited to, schizophrenia, schizophreniform disorder and schizoaffective disorder. Compounds of the present invention include those encompassed by Formula I.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: September 5, 2017
    Assignee: Janssen Pharmaceutica NV
    Inventors: Marcel Frans Leopold De Bruyn, Gregor James MacDonald, Ludo Edmond Josephine Kennis, Xavier Jean Michel Langlois, Frans Alfons Maria Van Den Keybus, Yves Emiel Maria Van Roosbroeck
  • Patent number: 9468640
    Abstract: The present invention relates to compounds that are fast dissociating dopamine 2 receptor antagonists, processes for preparing these compounds, pharmaceutical compositions comprising these compounds as an active ingredient. The compounds find utility as medicines for treating or preventing central nervous system disorders, for example schizophrenia, by exerting an antipsychotic effect without motor side effects.
    Type: Grant
    Filed: January 26, 2015
    Date of Patent: October 18, 2016
    Assignee: JANSSEN PHARMACEUTICA NV
    Inventors: Marcel Frans Leopold De Bruyn, Gregor James Macdonald, Ludo Edmond Josephine Kennis, Xavier Jean Michel Langlois, Frans Alfons Maria Van den Keybus, Yves Emiel Maria Van Roosbroeck
  • Publication number: 20150353544
    Abstract: The present invention is concerned with novel substituted pyrido-piperazinone derivatives of Formula (I) wherein R1, R2, R3, R4, R5, L, Z and X have the meaning defined in the claims. The compounds according to the present invention are useful as gamma secretase modulators. The invention further relates to processes for preparing such novel compounds, pharmaceutical compositions comprising said compounds as an active ingredient as well as the use of said compounds as a medicament.
    Type: Application
    Filed: January 16, 2014
    Publication date: December 10, 2015
    Applicant: Janssen Pharmaceutica NV
    Inventors: François Paul Bischoff, Adriana Ingrid Velter, Frederik Jan, Rita Rombouts, Michel Anna, Jozef De Cleyn, Sven Franciscus, Anna Van Brandt, Henricus Jacobus, Maria Gijsen, Chiara Zavattaro, Frans Alfons, Maria Van den Keybus
  • Publication number: 20150307496
    Abstract: The present invention is concerned with novel tricyclic 3,4-dihydro-2H-pyrido[1,2-a]pyrazine-1,6-dione derivatives of Formula (I) wherein R1, R2, R3, R4, L, Y, Z and X have the meaning defined in the claims. The compounds according to the present invention are useful as gamma secretase modulators. The invention further relates to processes for preparing such novel compounds, pharmaceutical compositions comprising said compounds as an active ingredient as well as the use of said compounds as a medicament.
    Type: Application
    Filed: December 19, 2013
    Publication date: October 29, 2015
    Applicant: JANSSEN PHARMACEUTICA NV
    Inventors: François Paul Bischoff, Henricus Jacobus Maria Gijsen, Frans Alfons Maria Van den Keybus, Frederik Jan Rita Rombouts
  • Publication number: 20150141432
    Abstract: The present invention relates to compounds that are fast dissociating dopamine 2 receptor antagonists, processes for preparing these compounds, pharmaceutical compositions comprising these compounds as an active ingredient. The compounds find utility as medicines for treating or preventing central nervous system disorders, for example schizophrenia, by exerting an antipsychotic effect without motor side effects.
    Type: Application
    Filed: January 26, 2015
    Publication date: May 21, 2015
    Inventors: Marcel Frans, Leopold De Bruyn, Gregor James Macdonald, Ludo Edmond, Josephine Kennis, Xavier Jean, Michel Langlois, Frans Alfons, Maria Van den Keybus, Yves Emiel, Maria Van Roosbroeck
  • Patent number: 8940743
    Abstract: The present invention relates to compounds that are fast dissociating dopamine 2 receptor antagonists, processes for preparing these compounds, pharmaceutical compositions comprising these compounds as an active ingredient. The compounds find utility as medicines for treating or preventing central nervous system disorders, for example schizophrenia, by exerting an antipsychotic effect without motor side effects.
    Type: Grant
    Filed: October 24, 2006
    Date of Patent: January 27, 2015
    Assignee: Janssen Pharmaceutica NV
    Inventors: Marcel Frans Leopold De Bruyn, Gregor James MacDonald, Ludo Edmond Josephine Kennis, Xavier Jean Michel Langlois, Frans Alfons Maria Van Den Keybus, Yves Emiel Maria Van Roosbroeck
  • Patent number: 8791144
    Abstract: The present invention relates to N-phenyl-1-(4-pyridinyl)-1H-pyrazol-3-amine derivatives and pharmaceutically acceptable salts thereof, processes for preparing them, pharmaceutical compositions containing them and their use in therapy, according to formula (I) Wherein R1, R2, R3, R4, R5, R6 have the meaning defined in the claims. The invention particularly relates to positive allosteric modulators of nicotinic acetylcholine receptors, such positive allosteric modulator having the capability to increase the efficacy of nicotinic receptor agonists.
    Type: Grant
    Filed: September 16, 2010
    Date of Patent: July 29, 2014
    Assignee: Janssen Pharmaceutica NV
    Inventors: Gregor James Macdonald, Johannes Wilhelmus John F. Thuring, Frans Alfons Maria Van den Keybus, Yves Emiel Maria Van Roosbroeck
  • Patent number: 8778974
    Abstract: The present invention relates to 1-aryl-3-aniline-5-alkyl-1,2,4-triazole derivatives and analogues or pharmaceutically acceptable salts thereof, processes for preparing them, pharmaceutical compositions containing them and their use in therapy, according to Formula (I). The invention particularly relates to potent positive allosteric modulators of nicotinic acetylcholine receptors, such positive allosteric modulator having the capability to increase the efficacy of nicotinic receptor agonists.
    Type: Grant
    Filed: March 18, 2009
    Date of Patent: July 15, 2014
    Assignee: Janssen Pharmaceutica NV
    Inventors: Gregor James MacDonald, Johannes Wilhelmus John F. Thuring, Pauline Carol Stanislawski, Wei Zhuang, Yves Emiel Maria Van Roosbroeck, Frans Alfons Maria Van Den Keybus
  • Patent number: 8466153
    Abstract: The present invention relates to 6-(piperidin-4-ylamino)pyridazin-3-carbonitriles of the general formula (I); or a pharmaceutically acceptable salt thereof, or a stereoisomeric form, that are fast dissociating dopamine 2 receptor antagonists, as well as processes for preparing these compounds, pharmaceutical compositions comprising these compounds as an active ingredient. The compounds find utility as medicines for treating or preventing central nervous system disorders, for example schizophrenia, by exerting an antipsychotic effect without motor side effects.
    Type: Grant
    Filed: December 5, 2007
    Date of Patent: June 18, 2013
    Assignee: Janssen Pharmaceutica N.V.
    Inventors: Gregor James MacDonald, José Ignacio Andrés-Gil, Frans Alfons Maria Van Den Keybus, José Manuel Bartolomé-Nebreda, Michiel Luc Maria Van Gool
  • Publication number: 20120172354
    Abstract: The present invention relates to N-phenyl-1-(4-pyridinyl)-1H-pyrazol-3-amine derivatives and pharmaceutically acceptable salts thereof, processes for preparing them, pharmaceutical compositions containing them and their use in therapy, according to formula (I) Wherein R1, R2, R3, R4, R5, R6 have the meaning defined in the claims. The invention particularly relates to positive allosteric modulators of nicotinic acetylcholine receptors, such positive allosteric modulator having the capability to increase the efficacy of nicotinic receptor agonists.
    Type: Application
    Filed: September 16, 2010
    Publication date: July 5, 2012
    Inventors: Gregor James MacDonald, Johannes Wilhelmus John F. Thuring, Frans Alfons Maria Van den Keybus, Yves Emiel Maria Van Roosbroeck
  • Patent number: 8143419
    Abstract: The present invention relates to 3-aniline-5-aryl triazole derivatives and analogues or pharmaceutically acceptable salts thereof, processes for preparing them, pharmaceutical compositions containing them and their use in therapy, according to Formula (I). The invention particularly relates to positive allosteric modulators of nicotinic acetylcholine receptors, such positive allosteric modulator having the capability to increase the efficacy of nicotinic receptor agonists.
    Type: Grant
    Filed: April 19, 2007
    Date of Patent: March 27, 2012
    Assignee: Janssen Pharmaceutica N. V.
    Inventors: Johannes Wilhelmus John F. Thuring, Gregor James MacDonald, Anne Simone Josephine Lesage, Wei Zhuang, Marcel Frans Leopold De Bruyn, Frans Alfons Maria Van Den Keybus, Yves Emiel Maria Van Roosbroeck, Theodorus Dinklo, James Edward Stewart Duffy
  • Publication number: 20100324053
    Abstract: The present invention relates to 1-aryl-3-aniline-5-alkyl-1,2,4-triazole derivatives and analogues or pharmaceutically acceptable salts thereof, processes for preparing them, pharmaceutical compositions containing them and their use in therapy, according to Formula (I). The invention particularly relates to potent positive allosteric modulators of nicotinic acetylcholine receptors, such positive allosteric modulator having the capability to increase the efficacy of nicotinic receptor agonists.
    Type: Application
    Filed: March 18, 2009
    Publication date: December 23, 2010
    Inventors: Gregor James MacDonald, Johannes Wilhelmus John F. Thuring, Pauline Carol Stanislawski, Wei Zhuang, Yves Emiel Maria Van Roosbroeck, Frans Alfons Maria Van Den Keybus