Patents by Inventor Kevin Merchant

Kevin Merchant 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: 20220008416
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Application
    Filed: August 30, 2021
    Publication date: January 13, 2022
    Inventors: William FARNABY, Charlotte FIELDHOUSE, Katherine HAZEL, Catrina KERR, Natasha KINSELLA, David LIVERMORE, Kevin MERCHANT, David MILLER
  • Patent number: 11129828
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: September 28, 2021
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: William Farnaby, Charlotte Fieldhouse, Katherine Hazel, Catrina Kerr, Natasha Kinsella, David Livermore, Kevin Merchant, David Miller
  • Publication number: 20200121678
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Application
    Filed: September 24, 2019
    Publication date: April 23, 2020
    Inventors: William FARNABY, Charlotte FIELDHOUSE, Katherine HAZEL, Catrina KERR, Natasha KINSELLA, David LIVERMORE, Kevin MERCHANT, David MILLER
  • Patent number: 10463663
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Grant
    Filed: February 20, 2018
    Date of Patent: November 5, 2019
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: William Farnaby, Charlotte Fieldhouse, Katherine Hazel, Catrina Kerr, Natasha Kinsella, David Livermore, Kevin Merchant, David Miller
  • Patent number: 10085986
    Abstract: The present invention provides compounds of formula (1) and pharmaceutically acceptable salts thereof, wherein R1, R2, Y and Z are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Grant
    Filed: July 5, 2012
    Date of Patent: October 2, 2018
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Xiao-Ling Fan Cockcroft, William Farnaby, Natasha Kinsella, Kevin Merchant, David Miller
  • Publication number: 20180177780
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Application
    Filed: February 20, 2018
    Publication date: June 28, 2018
    Inventors: William FARNABY, Charlotte FIELDHOUSE, Katherine HAZEL, Catrina KERR, Natasha KINSELLA, David LIVERMORE, Kevin MERCHANT, David MILLER
  • Patent number: 9931340
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy:
    Type: Grant
    Filed: February 3, 2016
    Date of Patent: April 3, 2018
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: William Farnaby, Charlotte Fieldhouse, Katherine Hazel, Catrina Kerr, Natasha Kinsella, David Livermore, Kevin Merchant, David Miller
  • Patent number: 9750748
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: September 5, 2017
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: William Farnaby, Charlotte Fieldhouse, Katherine Hazel, Catrina Kerr, Natasha Kinsella, David Livermore, Kevin Merchant, David Miller
  • Publication number: 20170173007
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Application
    Filed: February 3, 2016
    Publication date: June 22, 2017
    Inventors: William FARNABY, CharLotte FIELDHOUSE, Katherine HAZEL, Catrina KERR, Natasha KINSELLA, David LIVERMORE, Kevin MERCHANT, David MILLER
  • Patent number: 9290456
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Grant
    Filed: August 21, 2012
    Date of Patent: March 22, 2016
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: William Farnaby, Charlotte Fieldhouse, Katherine Hazel, Catrina Kerr, Natasha Kinsella, David Livermore, Kevin Merchant, David Miller
  • Publication number: 20150329495
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Application
    Filed: December 17, 2013
    Publication date: November 19, 2015
    Inventors: William FARNABY, Charlotte FIELDHOUSE, Katherine HAZEL, Catrina KERR, Natasha KINSELLA, David LIVERMORE, Kevin MERCHANT, David MILLER
  • Patent number: 9180122
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 is hydrogen or fluorine, one of A and B is R2, the other is a group —X—Y—R3. R3 represents a carbocyclic or heterocyclic ring. Further variables are as defined in the specification. Also claimed are—processes for their preparation, pharmaceutical compositions containing them and their use in therapy of diseases such as schizophrenia, cognitive disorders and pain by modulating the D-amino acid oxidase enzyme (DAAO).
    Type: Grant
    Filed: July 5, 2012
    Date of Patent: November 10, 2015
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: William Farnaby, Charlotte Fieldhouse, Catrina Kerr, Natasha Kinsella, David Livermore, Kevin Merchant, David Miller, Katherine Hazel
  • Publication number: 20150030704
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Application
    Filed: August 21, 2012
    Publication date: January 29, 2015
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: William Farnaby, Charlotte Fieldhouse, Katherine Hazel, Catrina Kerr, Natasha Kinsella, David Livermore, Kevin Merchant, David Miller
  • Publication number: 20140248378
    Abstract: The present invention provides compounds of formula (1) and pharmaceutically acceptable salts thereof, wherein R1, R2, Y and Z are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Application
    Filed: July 5, 2012
    Publication date: September 4, 2014
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Xiao-Ling Fan Cockcroft, William Farnaby, Natasha Kinsella, Kevin Merchant, David Miller
  • Publication number: 20140243353
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 is hydrogen or fluorine, one of A and B is R2, the other is a group —X—Y—R3. R3 represents a carbocyclic or heterocyclic ring. Further variables are as defined in the specification. Also claimed are—processes for their preparation, pharmaceutical compositions containing them and their use in therapy of diseases such as schizophrenia, cognitive disorders and pain by modulating the D-amino acid oxidase enzyme (DAAO).
    Type: Application
    Filed: July 5, 2012
    Publication date: August 28, 2014
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: William Farnaby, Charlotte Fieldhouse, Catrina Kerr, Natasha Kinsella, David Livermore, Kevin Merchant, David Miller, Katherine Hazel
  • Publication number: 20130052281
    Abstract: The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined in the specification, processes for their preparation, pharmaceutical compositions containing them and their use in therapy.
    Type: Application
    Filed: August 22, 2012
    Publication date: February 28, 2013
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: William FARNABY, Charlotte FIELDHOUSE, Catrina KERR, Natasha KINSELLA, David LIVERMORE, Kevin MERCHANT, David MILLER, Katherine HAZEL
  • Publication number: 20090209522
    Abstract: A compound of formula (I): wherein either B is absent and A and Z are the same or different and are each hydrogen, halogen, alkyl, hydroxy, alkoxy, —CN, —C(Rc)2OH, —N(Rd)C(?X)Rc, —C(?X)N(Rc)(Rd), —S(O)m—Rc, —N(Rc)(Rd)S(O)2, —S(O)2N(Rc)(Rd), —N(Rc)2, aryl optionally substituted with Ra or —O-aryl optionally substituted with Ra; or B is present and is —(CH2)n—, —C(Rb)2— or —O—, or B taken together with A or Z can be —C?C(Rb)—, —C(Rb)?C—, —CH2—CH(Rb)— or —CH(Rb)—CH2—; D is —O— or —S(O)m?—; E is a bond or is —(CH2)n—, —N(Rd)—, —(CH2)nN(Rd)— or —N(Rd)(CH2)n—; F is —C(?X)—; G is —(CH2)n—, —N(Rd)—, —(CH2)nN(Rd)— or —N(Rd)(CH2)n; J is a bond, —O—, —N(RC)C(?X)—, —C(?X)N(Rc)—, —S(O)m?—, —N(Rc)S(O)m—, —S(O)nN(Rc)—, —N(Rc)— or —N(Rg)(Rh); K is a bond, alkylene, cycloalkylene, cycloalkenylene, arylene, heterocycloalkylene, heterocycloalkylene or heteroarylene; and L is hydrogen or a terminal group; has therapeutic utility.
    Type: Application
    Filed: June 27, 2006
    Publication date: August 20, 2009
    Inventors: Graham Andrew Showell, David John Miller, Angela Glen, Maria Angeles Cubillo De Dios, Kevin Merchant, Ajay Kumar Mandal
  • Publication number: 20090012134
    Abstract: Compounds of formula (I): are potent and selective antagonists of the 5-HT2A receptor, and hence are useful in treatment of various CNS disorders.
    Type: Application
    Filed: March 10, 2006
    Publication date: January 8, 2009
    Inventors: Neil Roy Curtis, Emanuela Garcia, Tamara Ladduwahetty, Robert Maxey, Kevin Merchant, Andrew Mitchinson
  • Publication number: 20070281952
    Abstract: Compounds of formula (I) are potent and selective 5-HT2A antagonists, useful in treatment of a variety of adverse conditions of the CNS.
    Type: Application
    Filed: November 28, 2005
    Publication date: December 6, 2007
    Inventors: Mark Chambers, Neil Curtis, Emanuela Gancia, Myra Gilligan, Alexander Humphries, Tamara Ladduwahetty, Robert Maxey, Kevin Merchant
  • Publication number: 20070203205
    Abstract: Compounds of formula I: are potent and selective antagonists of the human 5-HT2A receptor, and hence useful in treatment of a variety of adverse conditions of the CNS.
    Type: Application
    Filed: April 27, 2007
    Publication date: August 30, 2007
    Inventors: Jose Castro Pineiro, Laura Cooper, Myra Gilligan, Alexander Humphries, Peter Hunt, Tamara Ladduwahetty, Angus MacLeod, Kevin Merchant, Monique Van Niel, Kevin Wilson