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).
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Publication number: 20230227435Abstract: 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: ApplicationFiled: June 17, 2021Publication date: July 20, 2023Inventors: Mark ANDREWS, Kevin Neil DACK, Jimmi Gerner SEITZBERG, Peter ANDERSEN
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Patent number: 11377425Abstract: 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: GrantFiled: December 19, 2019Date of Patent: July 5, 2022Assignee: Leo Pharma A/SInventors: Kevin Neil Dack, Xifu Liang, Mogens Larsen, Mark Andrews, Alan Stuart Jessiman, Mia Nørreskov Burhardt, Patrick Stephen Johnson, Peter Andersen, Lars Jørgensen
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Publication number: 20220162191Abstract: 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: ApplicationFiled: March 6, 2020Publication date: May 26, 2022Inventors: Xifu LIANG, Kevin Neil DACK, Peter ANDERSEN, Morten Dahl SØRENSEN, Mark ANDREWS, Alan Stuart JESSIMAN
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Patent number: 10538523Abstract: 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: GrantFiled: November 22, 2016Date of Patent: January 21, 2020Assignee: PFIZER LIMITEDInventors: Kevin Neil Dack, Robert McKenzie Owen, David Cameron Pryde
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Patent number: 10494363Abstract: 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: GrantFiled: September 13, 2016Date of Patent: December 3, 2019Assignee: Leo Pharma A/SInventors: Patrick Stephen Johnson, Kevin Neil Dack, Krister Henriksson
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Publication number: 20180346470Abstract: 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: ApplicationFiled: November 22, 2016Publication date: December 6, 2018Applicant: PFIZER LIMITEDInventors: KEVIN NEIL DACK, ROBERT MCKENZIE OWEN, DAVID CAMERON PRYDE
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Publication number: 20180258080Abstract: 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: ApplicationFiled: September 13, 2016Publication date: September 13, 2018Inventors: Patrick Stephen JOHNSON, Kevin Neil DACK, Krister HENRIKSSON
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Sulfamide piperazine derivatives as protein tyrosine kinase inhibitors and pharmaceutical use therof
Patent number: 9233964Abstract: 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: GrantFiled: January 6, 2012Date of Patent: January 12, 2016Assignee: LEO PHARMA A/SInventors: Søren Christian Schou, Daniel Rodriguez Greve, Simon Feldbæk Nielsen, Jens Bjørn Jensen, Kevin Neil Dack -
Publication number: 20130345194Abstract: 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: ApplicationFiled: January 6, 2012Publication date: December 26, 2013Applicant: LEO PHARMA A/SInventors: Soren Christian Schou, Daniel Rodriquez Greve, Simon Feldbæk Nielsen, Jens Bjørn Jensen, Kevin Neil Dack
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Publication number: 20100256109Abstract: 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: ApplicationFiled: November 6, 2008Publication date: October 7, 2010Inventors: Sarah Elizabeth Skerratt, Kevin Neil Dack
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Publication number: 20090099209Abstract: 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 treatiType: ApplicationFiled: December 12, 2008Publication date: April 16, 2009Inventors: Paul Anthony Bradley, Kevin Neil Dack, Ian Roger Marsh
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Patent number: 7482375Abstract: 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 eType: GrantFiled: April 18, 2006Date of Patent: January 27, 2009Assignee: Pfizer Inc.Inventors: Paul Anthony Bradley, Kevin Neil Dack, Ian Roger Marsh
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Publication number: 20080280877Abstract: 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: ApplicationFiled: May 5, 2008Publication date: November 13, 2008Inventors: Kevin Neil Dack, Sarah Elizabeth Skerratt, Siew Kuen Yeap
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Patent number: 7425569Abstract: 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: GrantFiled: October 11, 2007Date of Patent: September 16, 2008Assignee: Pfizer IncInventors: Paul Anthony Bradley, Kevin Neil Dack, Patrick Stephen Johnson, Sarah Elizabeth Skerratt
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Publication number: 20080096950Abstract: 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: ApplicationFiled: October 3, 2007Publication date: April 24, 2008Inventors: Karl Richard Gibson, Sarah Elizabeth Skerratt, Kevin Neil Dack
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Patent number: 7309712Abstract: 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: GrantFiled: November 3, 2006Date of Patent: December 18, 2007Assignee: Pfizer LimitedInventors: Paul Anthony Bradley, Kevin Neil Dack, Patrick Stephen Johnson, Sarah Elizabeth Skerratt
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Patent number: 7084145Abstract: 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: GrantFiled: October 24, 2003Date of Patent: August 1, 2006Assignee: 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
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Patent number: 7045653Abstract: 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: GrantFiled: December 18, 2003Date of Patent: May 16, 2006Assignee: Pfizer, Inc.Inventors: Kevin Neil Dack, Robert John Maguire
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Patent number: 6794387Abstract: 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: GrantFiled: March 14, 2002Date of Patent: September 21, 2004Assignee: Pfizer Inc.Inventors: Charlotte Moira Norfor Allerton, Kevin Neil Dack, Mark Ian Kemp
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Publication number: 20040162278Abstract: The invention provides compounds of formula (I), 1Type: ApplicationFiled: October 24, 2003Publication date: August 19, 2004Applicant: Pfizer IncInventors: 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