Patents by Inventor Dale Robert Mitchell
Dale Robert Mitchell 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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Patent number: 12071429Abstract: The invention provides a compound of formula (I): or tautomer or a solvate or a pharmaceutically acceptable salt thereof, wherein the various substituents are as defined in the claims. Also provided are pharmaceutical compositions containing the compounds of formula (I), processes for making the compounds and the medical uses of the compounds.Type: GrantFiled: February 1, 2021Date of Patent: August 27, 2024Assignees: ASTEX THERAPEUTICS LIMITED, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Gianni Chessari, Steven Howard, Ildiko Maria Buck, Benjamin David Cons, Christopher Norbert Johnson, Rhian Sara Holvey, David Charles Rees, Jeffrey David St. Denis, Emiliano Tamanini, Bernard Thomas Golding, Ian Robert Hardcastle, Celine Florence Cano, Duncan Charles Miller, Martin Edward Mäntylä Noble, Roger John Griffin, James Daniel Osborne, Joanne Peach, Arwel Lewis, Kim Louise Hirst, Benjamin Paul Whittaker, David Wyn Watson, Dale Robert Mitchell
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Publication number: 20220106287Abstract: The invention provides a compound of formula (I): or tautomer or a solvate or a pharmaceutically acceptable salt thereof, wherein the various substituents are as defined in the claims. Also provided are pharmaceutical compositions containing the compounds of formula (I), processes for making the compounds and the medical uses of the compounds.Type: ApplicationFiled: April 12, 2021Publication date: April 7, 2022Applicants: ASTEX THERAPEUTICS LIMITED, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Gianni CHESSARI, Steven HOWARD, Ildiko Maria BUCK, Benjamin David CONS, Christopher Norbert JOHNSON, Rhian Sara HOLVEY, David Charles REES, Jeffrey David ST. DENIS, Emiliano TAMANINI, Bernard Thomas GOLDING, Ian Robert HARDCASTLE, Celine Florence CANO, Duncan Charles MILLER, Martin Edward Mäntylä NOBLE, Roger John GRIFFIN, James Daniel OSBORNE, Joanne PEACH, Arwel LEWIS, Kim Louise HIRST, Benjamin Paul WHITTAKER, David Wyn WATSON, Dale Robert MITCHELL
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Patent number: 11261171Abstract: The invention provides a compound of formula (I): or tautomer or a solvate or a pharmaceutically acceptable salt thereof, wherein the various substituents are as defined in the claims. Also provided are pharmaceutical compositions containing the compounds of formula (I), processes for making the compounds and the medical uses of the compounds.Type: GrantFiled: November 12, 2019Date of Patent: March 1, 2022Assignees: ASTEX THERAPEUTICS LIMITED, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Gianni Chessari, Steven Howard, Ildiko Maria Buck, Benjamin David Cons, Christopher Norbert Johnson, Rhian Sara Holvey, David Charles Rees, Jeffrey David St. Denis, Emiliano Tamanini, Bernard Thomas Golding, Ian Robert Hardcastle, Celine Florence Cano, Duncan Charles Miller, Martin Edward Mäntylä Noble, Roger John Griffin, James Daniel Osborne, Joanne Peach, Arwel Lewis, Kim Louise Hirst, Benjamin Paul Whittaker, David Wyn Watson, Dale Robert Mitchell
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Publication number: 20210276984Abstract: The invention provides a compound of formula (I): or tautomer or a solvate or a pharmaceutically acceptable salt thereof, wherein the various substituents are as defined in the claims. Also provided are pharmaceutical compositions containing the compounds of formula (I), processes for making the compounds and the medical uses of the compounds.Type: ApplicationFiled: February 1, 2021Publication date: September 9, 2021Applicants: ASTEX THERAPEUTICS LIMITED, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Gianni CHESSARI, Steven HOWARD, Ildiko Maria BUCK, Benjamin David CONS, Christopher Norbert JOHNSON, Rhian Sara HOLVEY, David Charles REES, Jeffrey David ST. DENIS, Emiliano TAMANINI, Bernard Thomas GOLDING, Ian Robert HARDCASTLE, Celine Florence CANO, Duncan Charles MILLER, Martin Edward Mäntylä NOBLE, Roger John GRIFFIN, James Daniel OSBORNE, Joanne PEACH, Arwel LEWIS, Kim Louise HIRST, Benjamin Paul WHITTAKER, David Wyn WATSON, Dale Robert MITCHELL
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Patent number: 10981898Abstract: The invention provides a compound of formula (I): or tautomer or a solvate or a pharmaceutically acceptable salt thereof, wherein the various substituents are as defined in the claims. Also provided are pharmaceutical compositions containing the compounds of formula (I), processes for making the compounds and the medical uses of the compounds.Type: GrantFiled: August 8, 2019Date of Patent: April 20, 2021Assignees: ASTEX THERAPEUTICS LIMITED, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Gianni Chessari, Steven Howard, Ildiko Maria Buck, Benjamin David Cons, Christopher Norbert Johnson, Rhian Sara Holvey, David Charles Rees, Jeffrey David St. Denis, Emiliano Tamanini, Bernard Thomas Golding, Ian Robert Hardcastle, Celine Florence Cano, Duncan Charles Miller, Martin Edward Mäntylä Noble, Roger John Griffin, James Daniel Osborne, Joanne Peach, Arwel Lewis, Kim Louise Hirst, Benjamin Paul Whittaker, David Wyn Watson, Dale Robert Mitchell
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Publication number: 20200247789Abstract: The invention provides a compound of formula (I): or tautomer or a solvate or a pharmaceutically acceptable salt thereof, wherein the various substituents are as defined in the claims. Also provided are pharmaceutical compositions containing the compounds of formula (I), processes for making the compounds and the medical uses of the compounds.Type: ApplicationFiled: August 8, 2019Publication date: August 6, 2020Applicants: ASTEX THERAPEUCTICS LIMITED, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Gianni CHESSARI, Steven HOWARD, Ildiko Maria BUCK, Benjamin David CONS, Christopher Norbert JOHNSON, Rhian Sara HOLVEY, David Charles REES, Jeffrey David ST. DENIS, Emiliano TAMANINI, Bernard Thomas GOLDING, Ian Robert HARDCASTLE, Celine Florence CANO, Duncan Charles MILLER, Martin Edward Mäntylä NOBLE, Roger John GRIFFIN, James Daniel OSBORNE, Joanne PEACH, Arwel LEWIS, Kim Louise HIRST, Benjamin Paul WHITTAKER, David Wyn WATSON, Dale Robert MITCHELL
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Publication number: 20200079761Abstract: The invention provides a compound of formula (I): or tautomer or a solvate or a pharmaceutically acceptable salt thereof, wherein the various substituents are as defined in the claims. Also provided are pharmaceutical compositions containing the compounds of formula (I), processes for making the compounds and the medical uses of the compounds.Type: ApplicationFiled: August 8, 2019Publication date: March 12, 2020Applicants: ASTEX THERAPEUTICS LIMITED, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Gianni CHESSARI, Steven HOWARD, lldiko Maria BUCK, Benjamin David CONS, Christopher Norbert JOHNSON, Rhian Sara HOLVEY, David Charles REES, Jeffrey David ST. DENIS, Emiliano TAMANINI, Bernard Thomas GOLDING, Ian Robert HARDCASTLE, Celine Florence CANO, Duncan Charles MILLER, Martin Edward Mantyla NOBLE, Roger John GRIFFIN, James Daniel OSBORNE, Joanne PEACH, Arwel LEWIS, Kim Louise HIRST, Benjamin Paul WHITTAKER, David Wyn WATSON, Dale Robert MITCHELL
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Patent number: 10544132Abstract: The invention provides a compound of formula (I): or tautomer or a solvate or a pharmaceutically acceptable salt thereof, wherein the various substituents are as defined in the claims. Also provided are pharmaceutical compositions containing the compounds of formula (I), processes for making the compounds and the medical uses of the compounds.Type: GrantFiled: September 29, 2016Date of Patent: January 28, 2020Assignees: ASTEX THERAPEUTICS LIMITED, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Gianni Chessari, Steven Howard, Ildiko Maria Buck, Benjamin David Cons, Christopher Norbert Johnson, Rhian Sara Holvey, David Charles Rees, Jeffrey David St. Denis, Emiliano Tamanini, Bernard Thomas Golding, Ian Robert Hardcastle, Celine Florence Cano, Duncan Charles Miller, Martin Edward Mäntylä Noble, Roger John Griffin, James Daniel Osborne, Joanne Peach, Arwel Lewis, Kim Louise Hirst, Benjamin Paul Whittaker, David Wyn Watson, Dale Robert Mitchell
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Patent number: 10526311Abstract: The invention provides a compound of formula (I): or tautomer or a solvate or a pharmaceutically acceptable salt thereof, wherein the various substituents are as defined in the claims. Also provided are pharmaceutical compositions containing the compounds of formula (I), processes for making the compounds and the medical uses of the compounds.Type: GrantFiled: September 29, 2016Date of Patent: January 7, 2020Assignees: ASTEX THERAPEUTICS LIMITED, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Gianni Chessari, Steven Howard, Ildiko Maria Buck, Benjamin David Cons, Christopher Norbert Johnson, Rhian Sara Holvey, David Charles Rees, Jeffrey David St. Denis, Emiliano Tamanini, Bernard Thomas Golding, Ian Robert Hardcastle, Celine Florence Cano, Duncan Charles Miller, Martin Edward Mäntylä Noble, Roger John Griffin, James Daniel Osborne, Joanne Peach, Arwel Lewis, Kim Louise Hirst, Benjamin Paul Whittaker, David Wyn Watson, Dale Robert Mitchell
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Publication number: 20190055215Abstract: The invention provides a compound of formula (I): or tautomer or a solvate or a pharmaceutically acceptable salt thereof, wherein the various substituents are as defined in the claims. Also provided are pharmaceutical compositions containing the compounds of formula (I), processes for making the compounds and the medical uses of the compounds.Type: ApplicationFiled: September 29, 2016Publication date: February 21, 2019Applicants: ASTEX THERAPEUTICS LIMITED, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Gianni CHESSARI, Steven HOWARD, Ildiko Maria BUCK, Benjamin David CONS, Christopher Norbert JOHNSON, Rhian Sara HOLVEY, David Charles REES, Jeffrey David ST.DENIS, Emiliano TAMANINI, Bernard Thomas GOLDING, Ian Robert HARDCASTLE, Celine Florence CANO, Duncan Charles MILLER, Martin Edward Mäntylä NOBLE, Roger John GRIFFIN, James Daniel OSBORNE, Joanne PEACH, Arwel LEWIS, Kim Louise HIRST, Benjamin Paul WHITTAKER, David Wyn WATSON, Dale Robert MITCHELL
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Publication number: 20190016708Abstract: The invention provides a compound of formula (I): or tautomer or a solvate or a pharmaceutically acceptable salt thereof, wherein the various substituents are as defined in the claims. Also provided are pharmaceutical compositions containing the compounds of formula (I), processes for making the compounds and the medical uses of the compounds.Type: ApplicationFiled: September 29, 2016Publication date: January 17, 2019Applicants: ASTEX THERAPEUTICS LIMITED, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Gianni CHESSARI, Steven HOWARD, IIdiko Maria BUCK, Benjamin David CONS, Christopher Norbert JOHNSON, Rhian Sara HOLVEY, David Charles REES, Jeffrey David ST. DENIS, Emiliano TAMANINI, Bernard Thomas GOLDING, Ian Robert HARDCASTLE, Celine Florence CANO, Duncan Charles MILLER, Sarah CULLY, Martin Edward Mäntylä NOBLE, Roger John GRIFFIN, James Daniel OSBORNE, Joanne PEACH, Arwel LEWIS, Kim Louise HIRST, Benjamin Paul WHITTAKER, David Wyn WATSON, Dale Robert MITCHELL
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Patent number: 8481544Abstract: Compounds of formula (I) have antibacterial activity: wherein: m is 0 or 1; Q is hydrogen or cyclopropyl; Alk is an optionally substituted, divalent C1-C6 alkylene, alkenylene or alkynylene radical which may contain an ether (—O—), thioether (—S—) or amino (—NR)— link, wherein R is hydrogen, —CN or C1-C3 alkyl; X is —C(?O)NR6—, —S(O)NR6—, —C(?O)O— or —S(?O)O— wherein R6 is hydrogen, optionally substituted C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, -Cyc, or —(C1-C3 alkyl)-Cyc wherein Cyc is optionally substituted monocyclic carbocyclic or heterocyclic having 3-7 ring atoms; Z is N; R2 and R3 are as defined in the description.Type: GrantFiled: June 7, 2011Date of Patent: July 9, 2013Assignee: Biota Europe LimitedInventors: David John Haydon, Lloyd George Czaplewski, Nicholas John Palmer, Dale Robert Mitchell, John Frederick Atherall, Christopher Richard Steele, Tamara Ladduwahetty
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Patent number: 8394991Abstract: The present invention relates to 3-substituted phenylamidines of the general formula (I), to a process for their preparation, to the use of the amidines according to the invention for controlling unwanted microorganisms and also to a composition for this purpose, comprising the phenoxyamidines according to the invention. Furthermore, the invention relates to a method for controlling unwanted microorganisms by applying the compounds according to the invention to the microorganisms and/or their habitat.Type: GrantFiled: January 26, 2012Date of Patent: March 12, 2013Assignee: Bayer Cropscience AGInventors: Klaus Kunz, Ralf Dunkel, Joerg Nico Greul, Kerstin Ilg, Birgit Kuhn, Wahed Ahmed Moradi, Thomas Seitz, Darren James Mansfield, Oliver Guth, Peter Dahmen, Ulrike Wachendorff-Neumann, Arnd Voerste, Dale Robert Mitchell, Tom Hough, Jean-Pierre Vors
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Patent number: 8389516Abstract: Compounds of formula (I) have antibacterial activity: wherein: m is 0 or 1; Q is hydrogen or cyclopropyl; Alk is an optionally substituted, divalent C1-C6 alkylene, alkenylene or alkynylene radical which may contain an ether (—O—), thioether (—S—) or amino (—NR)— link, wherein R is hydrogen, —CN or C1-C3 alkyl; X is —C(?O)NR6—, —S(O)NR6—, —C(?O)O— or —S(?O)O— wherein R6 is hydrogen, optionally substituted C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, -Cyc, or —(C1-C3 alkyl)-Cyc wherein Cyc is optionally substituted monocyclic carbocyclic or heterocyclic having 3-7 ring atoms; Z is N or CH, or CF; R2 and R3 are as defined in the description.Type: GrantFiled: June 7, 2011Date of Patent: March 5, 2013Assignee: Biota Europe LimitedInventors: David John Haydon, Lloyd George Czaplewski, Nicholas John Palmer, Dale Robert Mitchell, John Frederick Atherall, Christopher Richard Steele, Tamara Ladduwahetty
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Patent number: 8362018Abstract: Novel imidazopyrazine compounds are disclosed that have a formula represented by the following: The compounds may be prepared as pharmaceutical compositions, and may be used for the prevention and treatment of a viral infection, in particular a HCV, HRV, Sb and/or CVB in a patient in need thereof.Type: GrantFiled: August 20, 2008Date of Patent: January 29, 2013Assignee: Biofocus DPI, Ltd.Inventors: Angus MacLeod, Dale Robert Mitchell, Nicholas John Palmer, Michael Daniel Goldsmith, Clifford John Harris, Christophe Claude Parsy
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Publication number: 20120122678Abstract: The present invention relates to 3-substituted phenylamidines of the general formula (I), to a process for their preparation, to the use of the amidines according to the invention for controlling unwanted microorganisms and also to a composition for this purpose, comprising the phenoxyamidines according to the invention. Furthermore, the invention relates to a method for controlling unwanted microorganisms by applying the compounds according to the invention to the microorganisms and/or their habitat.Type: ApplicationFiled: January 26, 2012Publication date: May 17, 2012Applicant: BAYER CROPSCIENCE AGInventors: Klaus KUNZ, Ralf Dunkel, Jörg Nico Greul, Kerstin Ilg, Birgit Kuhn, Wahed Ahmed Moradi, Thomas Seitz, Darren James Mansfield, Oliver Guth, Peter Dahmen, Ulrike Wachendorff-Neumann, Arnd Voerste, Dale Robert Mitchell, Tom Hough, Jean-Pierre Vors
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Publication number: 20120004221Abstract: Compounds of formula (I) have antibacterial activity: wherein: m is 0 or 1; Q is hydrogen or cyclopropyl; Alk is an optionally substituted, divalent C1-C6 alkylene, alkenylene or alkynylene radical which may contain an ether (—O—), thioether (—S—) or amino (—NR)— link, wherein R is hydrogen, —CN or C1-C3 alkyl; X is —C(?O)NR6—, —S(O)NR6—, —C(?O)O— or —S(?O)O— wherein R6 is hydrogen, optionally substituted C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, -Cyc, or —(C1-C3 alkyl)-Cyc wherein Cyc is optionally substituted monocyclic carbocyclic or heterocyclic having 3-7 ring atoms; Z is N; R2 and R3 are as defined in the description.Type: ApplicationFiled: June 7, 2011Publication date: January 5, 2012Applicant: Biota Europe LimitedInventors: David John Haydon, Lloyd George Czaplewski, Nicholas John Palmer, Dale Robert Mitchell, John Frederick Atherall, Christopher Richard Steele, Tamara Ladduwahetty
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Publication number: 20110263590Abstract: Compounds of formula (I) have antibacterial activity: wherein: m is 0 or 1; Q is hydrogen or cyclopropyl; Alk is an optionally substituted, divalent C1-C6 alkylene, alkenylene or alkynylene radical which may contain an ether (—O—), thioether (—S—) or amino (—NR)— link, wherein R is hydrogen, —CN or C1-C3 alkyl; X is —C(?O)NR6—, —S(O)NR6—, —C(?O)O— or —S(?O)O— wherein R6 is hydrogen, optionally substituted C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, -Cyc, or —(C1-C3 alkyl)-Cyc wherein Cyc is optionally substituted monocyclic carbocyclic or heterocyclic having 3-7 ring atoms; Z is N or CH, or CF; R2 and R3 are as defined in the description.Type: ApplicationFiled: June 7, 2011Publication date: October 27, 2011Applicant: Biota Europe LimitedInventors: David John Haydon, Lloyd George Czaplewski, Nicholas John Palmer, Dale Robert Mitchell, John Frederick Atherall, Christopher Richard Steele, Tamara Ladduwahetty
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Patent number: 7977340Abstract: Compounds of formula (I) have antibacterial activity: wherein: m is 0 or 1; Q is hydrogen or cyclopropyl; AIk is an optionally substituted, divalent C1-C6 alkylene, alkenylene or alkynylene radical which may contain an ether (—O—), thioether (—S—) or amino (—NR)— link, wherein R is hydrogen, —CN or C1-C3 alkyl; X is —C(?O)NR6—, —S(O)NR6—, —C(?O)O— or —S(?O)O— wherein R6 is hydrogen, optionally substituted C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, -Cyc, or —(C1-C3 alkyl)-Cyc wherein Cyc is optionally substituted monocyclic carbocyclic or heterocyclic having 3-7 ring atoms; Z is N or CH, or CF; R2 and R3 are as defined in the description.Type: GrantFiled: June 21, 2007Date of Patent: July 12, 2011Assignee: Prolysis Ltd.Inventors: David John Haydon, Lloyd George Czaplewski, Nicholas John Palmer, Dale Robert Mitchell, John Frederick Atherall, Christopher Richard Steele, Tamara Ladduwahetty
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Publication number: 20110166147Abstract: Novel imidazopyrazine compounds are disclosed that have a formula represented by the following: Formula (I). The compounds may be prepared as pharmaceutical compositions, and may be used for the prevention and treatment of a viral infection, in particular a HCV, HRV, Sb and/or CVB in a patient in need thereof.Type: ApplicationFiled: August 20, 2008Publication date: July 7, 2011Inventors: Angus Macleod, Dale Robert Mitchell, Nicholas John Palmer, Michael Daniel Goldsmith, Clifford John Harris, Christophe Claude Parsy