Patents by Inventor Kevin Neil Dack

Kevin Neil Dack 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: 20230227435
    Abstract: The present disclosure relates to compounds according to formula I and pharmaceutically acceptable salts, hydrates, or solvates thereof. The disclosure further relates to said compounds for use in therapy, to pharmaceutical compositions comprising said compounds, to methods of treating diseases, e.g. dermal diseases, with said compounds, and to the use of said compounds in the manufacture of medicaments.
    Type: Application
    Filed: June 17, 2021
    Publication date: July 20, 2023
    Inventors: Mark ANDREWS, Kevin Neil DACK, Jimmi Gerner SEITZBERG, Peter ANDERSEN
  • Patent number: 11377425
    Abstract: The present invention relates to a compound according to formula I and pharmaceutically acceptable salts, hydrates, or solvates thereof. The invention further relates to said compounds for use in therapy, to pharmaceutical compositions comprising said compounds, to methods of treating diseases, e.g. dermal diseases, with said compounds, and to the use of said compounds in the manufacture of medicaments.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: July 5, 2022
    Assignee: Leo Pharma A/S
    Inventors: Kevin Neil Dack, Xifu Liang, Mogens Larsen, Mark Andrews, Alan Stuart Jessiman, Mia Nørreskov Burhardt, Patrick Stephen Johnson, Peter Andersen, Lars Jørgensen
  • Publication number: 20220162191
    Abstract: The present invention relates to a compound according to formula I and pharmaceutically acceptable salts, hydrates, or solvates thereof. The invention further relates to, to said compounds for use in therapy, to pharmaceutical compositions comprising said compounds, to methods of treating diseases, e.g. dermal diseases, with said compounds, and to the use of said compounds in the manufacture of medicaments.
    Type: Application
    Filed: March 6, 2020
    Publication date: May 26, 2022
    Inventors: Xifu LIANG, Kevin Neil DACK, Peter ANDERSEN, Morten Dahl SØRENSEN, Mark ANDREWS, Alan Stuart JESSIMAN
  • Patent number: 10538523
    Abstract: The present invention relates to pyrazolopyridazine derivatives. More particularly, it relates to 4-(biphenyl-3-yl)-1H-pyrazolo[3,4-c]pyridazine derivatives of formula (I), and pharmaceutically acceptable salts thereof, wherein X, R1, R2, R3, R4 and R5 are as defined in the description. The pyrazolopyridazine derivatives of the present invention modulate the activity of the GABAA receptor. They may useful in the treatment of a number of conditions, including pain and epilepsy.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: January 21, 2020
    Assignee: PFIZER LIMITED
    Inventors: Kevin Neil Dack, Robert McKenzie Owen, David Cameron Pryde
  • Patent number: 10494363
    Abstract: The present invention relates to a compound according to formula (I) wherein R1 is selected from the group consisting of 5- and 6-membered heteroaryl, (C1-C6)alkyl, (C3-C6)cycloalkyl, (4-6)-membered heterocycloalkyl and phenyl; R2 is selected from (C1-C3)alkyl and halo(C1-C3)alkyl; R3 is selected from phenyl, 5-membered heteroaryl and 6-membered heteroaryl; R4 is selected from hydrogen, halogen, (C1-C4)alkyl and halo(C1-C4)alkyl; X1 is selected from CH, C(Rb) and N, X2 is selected from CH and N; Y is selected from —NH— and —O—; m is 0 or 1; n is 0 or 1; L represents a bond, —O—, —NH— or —N(Rc)—; or pharmaceutically acceptable salts, hydrates, or solvates thereof. The invention relates further to intermediates for the preparation of said compounds, to said compounds for use in therapy, to pharmaceutical compositions comprising said compounds, to methods of treating diseases with said compounds, and to the use of said compounds in the manufacture of medicaments.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: December 3, 2019
    Assignee: Leo Pharma A/S
    Inventors: Patrick Stephen Johnson, Kevin Neil Dack, Krister Henriksson
  • Publication number: 20180346470
    Abstract: The present invention relates to pyrazolopyridazine derivatives. More particularly, it relates to 4-(biphenyl-3-yl)-1H-pyrazolo[3,4-c]pyridazine derivatives of formula (I), and pharmaceutically acceptable salts thereof, wherein X, R1, R2, R3, R4 and R5 are as defined in the description. The pyrazolopyridazine derivatives of the present invention modulate the activity of the GABAA receptor. They may useful in the treatment of a number of conditions, including pain and epilepsy.
    Type: Application
    Filed: November 22, 2016
    Publication date: December 6, 2018
    Applicant: PFIZER LIMITED
    Inventors: KEVIN NEIL DACK, ROBERT MCKENZIE OWEN, DAVID CAMERON PRYDE
  • Publication number: 20180258080
    Abstract: The present invention relates to a compound according to formula (I) wherein R1 is selected from the group consisting of 5- and 6-membered heteroaryl, (C1-C6)alkyl, (C3-C6)cycloalkyl, (4-6)-membered heterocycloalkyl and phenyl; R2 is selected from (C1-C3)alkyl and halo(C1-C3)alkyl; R3 is selected from phenyl, 5-membered heteroaryl and 6-membered heteroaryl; R4 is selected from hydrogen, halogen, (C1-C4)alkyl and halo(C1-C4)alkyl; X1 is selected from CH, C(Rb) and N, X2 is selected from CH and N; Y is selected from —NH— and —O—; m is 0 or 1; n is 0 or 1; L represents a bond, —O—, —NH— or —N(Rc)—; or pharmaceutically acceptable salts, hydrates, or solvates thereof. The invention relates further to intermediates for the preparation of said compounds, to said compounds for use in therapy, to pharmaceutical compositions comprising said compounds, to methods of treating diseases with said compounds, and to the use of said compounds in the manufacture of medicaments.
    Type: Application
    Filed: September 13, 2016
    Publication date: September 13, 2018
    Inventors: Patrick Stephen JOHNSON, Kevin Neil DACK, Krister HENRIKSSON
  • Patent number: 9233964
    Abstract: The invention relates to compounds of general Formula (I), Wherein R1, R2, R3, R4, R5, m, n are defined herein, and pharmaceutically acceptable salts, prodrugs, hydrates, or solvates thereof, for use—alone or in combination with one or more other pharmaceutically active compounds—in therapy, as JAK kinase and protein tyrosine kinase inhibitors for preventing, treating or ameliorating diseases and complications thereof, including, for example, psoriasis, atopic dermatitis, rosacea, lupus, multiple sclerosis, rheumatoid arthritis, Type I diabetes, asthma, cancer, autoimmune thyroid disorders, ulcerative colitis, Crohn's disease, Alzheimer's disease, leukaemia, eye diseases such as diabetic retinopathy and macular degeneration as well as other autoimmune diseases and indications where immunosuppression would be desirable for example in organ transplantation.
    Type: Grant
    Filed: January 6, 2012
    Date of Patent: January 12, 2016
    Assignee: LEO PHARMA A/S
    Inventors: Søren Christian Schou, Daniel Rodriguez Greve, Simon Feldbæk Nielsen, Jens Bjørn Jensen, Kevin Neil Dack
  • Publication number: 20130345194
    Abstract: The invention relates to compounds of general Formula (I), Wherein R1, R2, R3, R4, R5, m, n are defined herein, and pharmaceutically acceptable salts, prodrugs, hydrates, or solvates thereof, for use—alone or in combination with one or more other pharmaceutically active compounds—in therapy, as JAK kinase and protein tyrosine kinase inhibitors for preventing, treating or ameliorating diseases and complications thereof, including, for example, psoriasis, atopic dermatitis, rosacea, lupus, multiple sclerosis, rheumatoid arthritis, Type I diabetes, asthma, cancer, autoimmune thyroid disorders, ulcerative colitis, Crohn's disesase, Alzheimer's disease, leukaemia, eye diseases such as diabetic retinopathy and macular degeneration as well as other autoimmune diseases and indications where immunosuppression would be desirable for example in organ transplantation.
    Type: Application
    Filed: January 6, 2012
    Publication date: December 26, 2013
    Applicant: LEO PHARMA A/S
    Inventors: Soren Christian Schou, Daniel Rodriquez Greve, Simon Feldbæk Nielsen, Jens Bjørn Jensen, Kevin Neil Dack
  • Publication number: 20100256109
    Abstract: The present invention relates to a class of EP2 antagonistazetidines of general formula (I), wherein the variables and substituents are as defined herein, and especially to EP2 antagonist compounds, to their use in medicine, particularly in the treatment of endometriosis and/or uterine fibroids (leiomyomata) and to intermediates usefulin their synthesis and to compositions containing them.
    Type: Application
    Filed: November 6, 2008
    Publication date: October 7, 2010
    Inventors: Sarah Elizabeth Skerratt, Kevin Neil Dack
  • Publication number: 20090099209
    Abstract: Compounds of formula (I), or pharmaceutically acceptable derivatives thereof, wherein: R1 represents H, C1-6alkyl, C1-6alkyloxy, C3-8cycloalkyl, or halo; R2 represents H, C1-6alkyl (optionally substituted by R3), phenyl (optionally substituted by CN), or Het; R3 represents OH, CN, Het, —R4—C1-6alkyl, or CONR5R6; R4 represents —CO2—, or —O—; R5 and R6 independently represent H, C1-6alkyl (optionally substituted by OR7) or C3-8cycloalkyl; R7 represents H or C1-6alkyl; Het represents a five or six membered aromatic heterocyclic group containing (i) from one to four nitrogen heteroatom(s) or (ii) one or two nitrogen heteroatom(s) and one oxygen or one sulphur heteroatom or (iii) one or two oxygen or sulphur heteroatom(s), said heterocyclic group being optionally substituted by one or more groups selected from CN and C1-6alkyl; R8 represents C1-6alkyl, C1-6alkyloxy, C3-8cycloalkyl, or halo; and R9 and R10 independently represent H, C1-6alkyl, C1-6alkyloxy, CN, CF3 or halo; may be useful for treati
    Type: Application
    Filed: December 12, 2008
    Publication date: April 16, 2009
    Inventors: Paul Anthony Bradley, Kevin Neil Dack, Ian Roger Marsh
  • Patent number: 7482375
    Abstract: Compounds of formula (I), or pharmaceutically acceptable derivatives thereof, wherein: R1 represents H, C1-6-alkyl, C1-6alkyloxy, C3-8cycloalkyl, or halo; R2 represents H, C1-6alkyl (optionally substituted by R3), phenyl (optionally substituted by CN), or Het; R3 represents OH, CN, Het, —R4—C1-6alkyl, or CONR5R6; R4 represents —CO2—, or —O—; R5 and R6 independently represent H, C1-6alkyl (optionally substituted by OR7) or C3-8cycloalkyl; R7 represents H or C1-6alkyl; Het represents a five or six membered aromatic heterocyclic group containing (i) from one to four nitrogen heteroatom(s) or (ii) one or two nitrogen heteroatom(s) and one oxygen or one sulphur heteroatom or (iii)one or two oxygen or sulphur heteroatom(s), said heterocyclic group being optionally substituted by one or more groups selected from CN and C1-6alkyl; R8 represents C1-6alkyl, C1-6alkyloxy, C3-8cycloalkyl, or halo; R9 and R10 independently represent H, C1-6alkyl, C1-6alkyloxy, CN, CF3 or halo; may be useful for treating e
    Type: Grant
    Filed: April 18, 2006
    Date of Patent: January 27, 2009
    Assignee: Pfizer Inc.
    Inventors: Paul Anthony Bradley, Kevin Neil Dack, Ian Roger Marsh
  • Publication number: 20080280877
    Abstract: The invention relates to EP2 antagonist azetidines of formula (I) wherein Ar, R1, X, and Z are as defined herein, to their use in medicine, particularly in the treatment of endometriosis and/or uterine fibroids, to intermediates useful in their synthesis, and to compositions containing them.
    Type: Application
    Filed: May 5, 2008
    Publication date: November 13, 2008
    Inventors: Kevin Neil Dack, Sarah Elizabeth Skerratt, Siew Kuen Yeap
  • Patent number: 7425569
    Abstract: Compounds of formula (I), or a pharmaceutically acceptable derivative thereof, wherein R1 and R3 independently represent H, C1-6alkyl, C3-8cycloalkyl, or halogen; R2 represents C1-6alkyl, CF3 or aryl; a represents 1 or 2; R4, R5, R7 and R8 independently represent H, C1-6alkyl, C1-6alkyloxy, CN or halogen, or R4 and R5, or R7 and R8, together with the ring to which they are attached form an aryl or heterocyclic fused ring system; X represents C or N; Y represents CH2 or O; R6 represents H, CN or halo provided that, when X represents N, R6 is absent. The compounds are useful for treating endometriosis, uterine fibroids (leiomyomata), menorrhagia, adenomyosis, primary and secondary dysmenorrhoea (including symptoms of dyspareunia, dyschexia and chronic pelvic pain), or chronic pelvic pain syndrome.
    Type: Grant
    Filed: October 11, 2007
    Date of Patent: September 16, 2008
    Assignee: Pfizer Inc
    Inventors: Paul Anthony Bradley, Kevin Neil Dack, Patrick Stephen Johnson, Sarah Elizabeth Skerratt
  • Publication number: 20080096950
    Abstract: Compounds of Formula (I): and pharmaceutically acceptable salts, solvates (including hydrates) of said compounds and salts, or prodrugs of said compound, or pharmaceutically acceptable salts or solvates of said prodrugs, wherein the substituents are as herein defined, are useful in therapy, for example they may be useful for treating progesterone-mediated conditions such as endometriosis, uterine fibroids (leiomyomata), menorrhagia, adenomyosis, primary and secondary dysmenorrhoea (including symptoms of dyspareunia, dyschexia and chronic pelvic pain), or chronic pelvic pain syndrome.
    Type: Application
    Filed: October 3, 2007
    Publication date: April 24, 2008
    Inventors: Karl Richard Gibson, Sarah Elizabeth Skerratt, Kevin Neil Dack
  • Patent number: 7309712
    Abstract: Compounds of formula (I), or a pharmaceutically acceptable derivative thereof, wherein R1 and R3 independently represent H, C1-6alkyl, C3-8cycloalkyl, or halogen; R2 represents C1-6alkyl, CF3 or aryl; a represents 1 or 2; R4, R5, R7 and R8 independently represent H, C1-6alkyl, C1-6alkyloxy, CN or halogen, or R4 and R5, or R7 and R8, together with the ring to which they are attached form an aryl or heterocyclic fused ring system; X represents C or N; Y represents CH2 or O; R6 represents H, CN or halo provided that, when X represents N, R6 is absent. The compounds are useful for treating endometriosis, uterine fibroids (leiomyomata), menorrhagia, adenomyosis, primary and secondary dysmenorrhoea (including symptoms of dyspareunia, dyschexia and chronic pelvic pain), or chronic pelvic pain syndrome.
    Type: Grant
    Filed: November 3, 2006
    Date of Patent: December 18, 2007
    Assignee: Pfizer Limited
    Inventors: Paul Anthony Bradley, Kevin Neil Dack, Patrick Stephen Johnson, Sarah Elizabeth Skerratt
  • Patent number: 7084145
    Abstract: The invention provides compounds of formula (I), the pharmaceutically acceptable salts and solvates thereof, wherein A, B, R1, R2, and R7 are as defined herein; pharmaceutical compositions thereof; combinations thereof; and uses thereof as vasopressin V1A antagonists.
    Type: Grant
    Filed: October 24, 2003
    Date of Patent: August 1, 2006
    Assignee: Pfizer Inc.
    Inventors: Robert Duncan Armour, Andrew Douglas Baxter, Justin Stephen Bryans, Kevin Neil Dack, Patrick Stephen Johnson, Russell Andrew Lewthwaite, Julie Newman, David James Rawson, Thomas Ryckmans
  • Patent number: 7045653
    Abstract: The invention relates to NEP inhibitors for treating cardiovascular disorders. Preferred NEP inhibitors are compounds of formula (I) wherein R1 is C1–C6alkyl, C1–C6alkoxyC1–C3alkyl or C1–C6alkoxyC1–C6alkoxyC1–C3alkyl; R2 is hydrogen or C1–C6alkyl; L is a three atom linkage selected from —CH2—X—CH2— and —CH2—CH2—X— where the right hand side of the linkage is attached to R3 and where X is oxygen, sulfur or methylene; R3 is phenyl or aromatic heterocyclyl, either of which may be independently substituted by one or more groups selected from: C1–C6alkyl, halo, haloC1–C6alkyl, C1–C6alkoxy, haloC1–C6alkoxy, C1–C6alkylthio, haloC1–C6alkylthio and nitrile; and R4 and R5 are either both hydrogen, or one of R4 and R5 is hydrogen and the other is a biolabile ester-forming group that in the body of a patient is replaced by hydrogen.
    Type: Grant
    Filed: December 18, 2003
    Date of Patent: May 16, 2006
    Assignee: Pfizer, Inc.
    Inventors: Kevin Neil Dack, Robert John Maguire
  • Patent number: 6794387
    Abstract: Compounds of general formula (I): wherein R1, R2, R3, R4, X, Y and A have the meanings given herein which are useful in the curative and prophylactic treatment of a medical condition for which inhibition of a cyclic guanosine 3′,5′-monophosphate phosphodiesterase (e.g. cGMP PDE5) is desired.
    Type: Grant
    Filed: March 14, 2002
    Date of Patent: September 21, 2004
    Assignee: Pfizer Inc.
    Inventors: Charlotte Moira Norfor Allerton, Kevin Neil Dack, Mark Ian Kemp
  • Publication number: 20040162278
    Abstract: The invention provides compounds of formula (I), 1
    Type: Application
    Filed: October 24, 2003
    Publication date: August 19, 2004
    Applicant: Pfizer Inc
    Inventors: Robert Duncan Armour, Andrew Douglas Baxter, Justin Stephen Bryans, Kevin Neil Dack, Patrick Stephen Johnson, Russell Andrew Lewthwaite, Julie Newman, David James Rawson, Thomas Ryckmans