Patents by Inventor Janusz J. Kulagowski

Janusz J. Kulagowski 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).

  • Publication number: 20160051531
    Abstract: The invention provides sulphone compounds and their use in treating medical disorders, such as obesity. Pharmaceutical compositions and methods of making various sulphone compounds are provided. The compounds are contemplated to have activity against methionyl aminopeptidase 2.
    Type: Application
    Filed: March 24, 2015
    Publication date: February 25, 2016
    Inventors: Hazel J. Dyke, Susan M. Cramp, Thomas D. Pallin, Janusz J. Kulagowski, John G. Montana, Robert Zahler
  • Patent number: 9067905
    Abstract: The invention provides sulphone compounds and their use in treating medical disorders, such as obesity. Pharmaceutical compositions and methods of making various sulphone compounds are provided. The compounds are contemplated to have activity against methionyl aminopeptidase 2.
    Type: Grant
    Filed: April 23, 2012
    Date of Patent: June 30, 2015
    Assignee: Zafgen, Inc.
    Inventors: Hazel J. Dyke, Susan M. Cramp, Thomas D. Pallin, Janusz J. Kulagowski, John G. Montana, Robert Zahler
  • Publication number: 20130053364
    Abstract: The invention provides sulphone compounds and their use in treating medical disorders, such as obesity. Pharmaceutical compositions and methods of making various sulphone compounds are provided. The compounds are contemplated to have activity against methionyl aminopeptidase 2.
    Type: Application
    Filed: April 23, 2012
    Publication date: February 28, 2013
    Inventors: Hazel J. Dyke, Susan M. Cramp, Thomas D. Pallin, Janusz J. Kulagowski, John G. Montana, Robert Zahler
  • Patent number: 5622950
    Abstract: A class of pyrrolo[2,3-b]pyridine derivatives, substituted at the 3-position by a substituted piperazinylmethyl moiety, are antagonists of dopamine receptor subtypes within the brain, having a selective affinity for the dopamine D.sub.4 receptor subtype over other dopamine receptor subtypes, and are accordingly of benefit in the treatment and/or prevention of psychotic disorders such as schizophrenia whilst manifesting fewer side-effects than those associated with classical neuroleptic drugs.
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: April 22, 1997
    Assignee: Merck, Sharp & Dohme Ltd.
    Inventors: Raymond Baker, Neil R. Curtis, Janusz J. Kulagowski, Paul D. Leeson, Mark P. Ridgill, Adrian L. Smith
  • Patent number: 5607946
    Abstract: A class of chemical compounds comprising a 2(1H)-quinolone moiety and a substituted heterocyclic moiety, linked via the 3-position of the 2(1H)-quinolone moiety by a methylene group, are antagonists of dopamine receptor subtypes within the brain, having a selective affinity for the dopamine D4 receptor subtype over other dopamine receptor subtypes, and are accordingly of benefit in the treatment and/or prevention of psychotic disorders such as schizophrenia whilst manifesting fewer side-effects than those associated with classical neuroleptic drugs.
    Type: Grant
    Filed: August 30, 1995
    Date of Patent: March 4, 1997
    Assignee: Merck Sharp & Dohme Ltd.
    Inventors: Janusz J. Kulagowski, Paul D. Leeson, Ian M. Mawer
  • Patent number: 5576336
    Abstract: Compounds of formula (I), or a salt or prodrug thereof, wherein R represent hydrogen or C.sub.1-6 alkyl; Q represents a moiety of formula Qa or Qb; they are antagonists of dopamine receptor subtypes within the brain, having a selective affinity for the dopamine D.sub.4 receptor subtype over other dopamine receptor subtypes, and are accordingly of benefit in the treatment and/or prevention of psychotic disorders such as schizophrenia whilst manifesting fewer side-effects than those associated with classical neuroleptic drugs.
    Type: Grant
    Filed: September 13, 1995
    Date of Patent: November 19, 1996
    Assignee: Merck Sharp & Dohme Limited
    Inventors: Raymond Baker, Howard B. Broughton, Janusz J. Kulagowski, Paul D. Leeson, Ian M. Mawer
  • Patent number: 5576319
    Abstract: A class of pyrrolo[2,3-b]pyridine derivatives, substituted at the 3-position by a substituted piperazinylmethyl moiety, are antagonists of dopamine receptor subtypes within the brain, having a selective affinity for the dopamine D.sub.4 receptor subtype over other dopamine receptor subtypes, and are accordingly of benefit in the treatment and/or prevention of psychotic disorders such as schizophrenia whilst manifesting fewer side-effects than those associated with classical neuroleptic drugs.
    Type: Grant
    Filed: August 26, 1994
    Date of Patent: November 19, 1996
    Assignee: Merck, Sharp & Dohme Ltd.
    Inventors: Raymond Baker, Janusz J. Kulagowski, Neil R. Curtis, Paul D. Leeson, Mark P. Ridgill, Adrian L. Smith
  • Patent number: 5563150
    Abstract: A class of chemical compounds comprising a pyrrolo[2,3-b]pyridine moiety and a halo-substituted heterocyclic moiety, linked via the 3-position of the pyrrolo[2,3-b]pyridine moiety by a methylene group, are ligands for dopamine receptor subtypes within the body and are therefore useful in the treatment and/or prevention of disorders of the dopamine system, in particular schizophrenia.
    Type: Grant
    Filed: August 9, 1995
    Date of Patent: October 8, 1996
    Assignee: Merck, Sharp & Dohme Ltd.
    Inventors: Neil R. Curtis, Janusz J. Kulagowski, Paul D. Leeson
  • Patent number: 5563152
    Abstract: A class of chemical compounds comprising a pyrrolo[2,3-b]pyridine moiety and a carboxamido-substituted heterocyclic moiety, linked via the 3-position of the pyrrolo[2,3-b]pyridine moiety by a methylene group, are ligands for dopamine receptor subtypes within the body and are therefore useful in the treatment and/or prevention of disorders of the dopamine system, in particular schizophrenia.
    Type: Grant
    Filed: August 9, 1995
    Date of Patent: October 8, 1996
    Assignee: Merck, Sharp & Dohme Ltd.
    Inventors: Janusz J. Kulagowski, Paul D. Leeson
  • Patent number: 5559125
    Abstract: A class of 4-hydroxy-2-(1H)-quinolone derivatives, substituted at the 3-position by an optionally substituted aryl substituent, are selective non-competitive antagonists of NMDA receptors and/or are antagonists of AMPA receptors, and are therefore of utility in the treatment of conditions, such as neurodegenerative disorders, convulsions or schizophrenia, which require the administration of an NMDA and/or AMPA receptor antagonist.
    Type: Grant
    Filed: July 11, 1994
    Date of Patent: September 24, 1996
    Assignee: Merck, Sharp & Dohme Limited
    Inventors: Janusz J. Kulagowski, Paul D. Leeson, Ian M. Mawer, Michael Rowley
  • Patent number: 5432177
    Abstract: A class of pyrrolo[2,3-b]pyridine derivatives, substituted at the 3-position by a substituted piperazinylmethyl moiety, are antagonists of dopamine receptor subtypes within the brain, having a selective affinity for the dopamine D.sub.4 receptor subtype over other dopamine receptor subtypes, and are accordingly of benefit in the treatment and/or prevention of psychotic disorders such as schizophrenia while manifesting fewer side-effects than those associated with classical neuroleptic drugs.
    Type: Grant
    Filed: February 22, 1994
    Date of Patent: July 11, 1995
    Assignee: Merck Sharpe & Dohme Ltd.
    Inventors: Raymond Baker, Janusz J. Kulagowski, Neil R. Curtis, Paul D. Leeson, Mark P. Ridgill
  • Patent number: 5426106
    Abstract: A class of 4-hydroxy-pyrrolo[1,2-b]pyridazin-2(1H)-one derivatives, substituted at the 3-position by an optionally substituted aryl substituent, are selective non-competitive antagonists of NMDA receptors and/or are antagonists of AMPA receptors, and are therefore of utility in the treatment of conditions, such as neurodegenerative disorders, convulsions or schizophrenia, which require the administration of an NMDA and/or AMPA receptor antagonist.
    Type: Grant
    Filed: March 16, 1993
    Date of Patent: June 20, 1995
    Assignee: Merck Sharp & Dohme Limited
    Inventors: Janusz J. Kulagowski, Paul D. Leeson
  • Patent number: 5420155
    Abstract: A class of 4-hydroxy-2(1H)-pyrrolone derivatives, substituted at the 3-position by an optionally substituted aryl substituent, are selective non-competitive antagonists of NMDA receptors and/or are antagonists of AMPA receptors, and are therefore of utility in the treatment of conditions, such as neurodegenerative disorders, convulsions or schizophrenia, which require the administration of an NMDA and/or AMPA receptor antagonist.
    Type: Grant
    Filed: May 10, 1993
    Date of Patent: May 30, 1995
    Assignee: Merck Sharp & Dohme Ltd.
    Inventors: Janusz J. Kulagowski, Paul D. Leeson, Ian M. Mawer
  • Patent number: 5348962
    Abstract: This present invention relates to a class of 4-hydroxy-2-(1H)-quinolones which are substituted in the 3-position by an optionally substituted aryl substituent. These compounds are selective non-competitive antagonists of N-methyl-D-aspartate (NMDA) receptors.
    Type: Grant
    Filed: November 18, 1993
    Date of Patent: September 20, 1994
    Assignee: Merck Sharpe & Dohme Ltd.
    Inventors: Janusz J. Kulagowski, Ian M. Mawer, Paul D. Leeson, Michael Rowley
  • Patent number: 5346906
    Abstract: Pyridines, substituted by a quinuclidine and a substituent of low lipophilicity or a hydrocarbon substituent, their salts and prodrugs, and formulations thereof are useful in the treatment of neurodegenerative disorders such as dementia. The compounds can be synthesized by methods analogous to these known in the art.
    Type: Grant
    Filed: November 16, 1992
    Date of Patent: September 13, 1994
    Assignee: Merck Sharpe & Dohme Ltd.
    Inventors: Raymond Baker, John Saunders, Timothy M. Willson, Janusz J. Kulagowski