Patents by Inventor Ian Robert Hardcastle
Ian Robert Hardcastle 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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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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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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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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Patent number: 10414726Abstract: A compound of formula (I) or a compound of formula (II) or pharmaceutically acceptable salts thereof, wherein R1-R7 and X are as defined in the description, and the use of these compounds in therapy, in particular in treating cancer or as an inhibitor of the interaction of the MDM2 protein with p53.Type: GrantFiled: September 26, 2017Date of Patent: September 17, 2019Assignee: CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Bernard Thomas Golding, Christiane Riedinger, Roger John Griffin, Ian Robert Hardcastle, Eric Valeur, Anna Frances Watson, Martin Noble
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Patent number: 9358222Abstract: A compound of formula (I) or a compound of formula (II) or pharmaceutically acceptable salts thereof, wherein R1-R7 and X are as defined in the description, and the use of these compounds in therapy, in particular in treating cancer or as an inhibitor of the interaction of the MDM2 protein with p53.Type: GrantFiled: November 20, 2013Date of Patent: June 7, 2016Assignee: CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Bernard Thomas Golding, Christiane Riedinger, Roger John Griffin, Ian Robert Hardcastle, Eric Valeur, Anna Frances Watson, Martin Noble
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Publication number: 20140194486Abstract: A compound of formula (I) or a compound of formula (II) or pharmaceutically acceptable salts thereof, wherein R1-R7 and X are as defined in the description, and the use of these compounds in therapy, in particular in treating cancer or as an inhibitor of the interaction of the MDM2 protein with p53.Type: ApplicationFiled: November 20, 2013Publication date: July 10, 2014Applicant: CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Bernard Thomas GOLDING, Christiane Riedinger, Roger John Griffin, Ian Robert Hardcastle, Eric Valeur, Anna Frances Watson, Martin Noble
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Patent number: 8618158Abstract: A compound of formula (I) or a compound of formula (II) or pharmaceutically acceptable salts thereof, wherein R1-R7 and X are as defined in the description, and the use of these compounds in therapy, in particular in treating cancer or as an inhibitor of the interaction of the MDM2 protein with p53.Type: GrantFiled: June 25, 2009Date of Patent: December 31, 2013Assignee: Cancer Research Technology LimitedInventors: Bernard Thomas Golding, Christiane Riedinger, Roger John Griffin, Ian Robert Hardcastle, Eric Valeur, Anna Frances Watson, Martin Noble
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Patent number: 8258175Abstract: A compound of formula or a prodrug and/or a pharmaceutically acceptable salt thereof, wherein X is O, N or S; R1 is hydrogen, halo, hydroxy, substituted or unsubstituted alkyl, substituted or unsubstituted hydroxyalkyl, substituted or unsubstituted alkylamine, alkoxy, substituted or unsubstituted aryl or heteroaryl, and substituted or unsubstituted aralkyl or heteroaralkyl; R2 is hydrogen, halo, hydroxy, substituted or unsubstituted alkyl, substituted or unsubstituted hydroxyalkyl substituted or unsubstituted alkylamine, alkoxy, substituted or unsubstituted aryl or heteroaryl, and substituted or unsubstituted aralkyl or heteroalkyl; R3 is hydrogen, halo, hydroxy, substituted or unsubstituted alloy substituted or unsubstituted hydroxyalkyl, substituted or unsubstituted alkylamine alkoxy, substituted or unsubstituted aryl or heteroaryl, and substituted or unsubstituted aralkyl or heteroalkyl; and R4-R7, is used to represent groups R4, R5, R6 and R7 which are H, OH, alkyl, alkoxy, alkylamine, hydroxyalkyl, hType: GrantFiled: August 26, 2005Date of Patent: September 4, 2012Assignee: Cancer Research Technology LimitedInventors: Hendrika Maria Gerarda Willems, Per Kallblad, Ian Robert Hardcastle, Roger John Griffin, Bernard Thomas Golding, John Lunec, Martin E. M. Noble, David R. Newell, Alan H. Calvert
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Publication number: 20110130386Abstract: A compound of formula (I) wherein: R1 and R2 are independently selected from hydrogen, an optionally substituted C1-7 alkyl group, C3-20 heterocyclyl group, or C5-20 aryl group, or may together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; and RN1 and RN2 are selected from hydrogen, an optionally substituted C1-7 alkyl group, C3-20 heterocyclyl group, or C5-20 aryl group, or may together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms.Type: ApplicationFiled: April 24, 2009Publication date: June 2, 2011Inventors: Mark Frigerio, Heather Mary Ellen Duggan, Marc Geoffrey Hummersone, Keith Allan Menear, Niall Morrison Barr Martin, Celine Cano, Roger John Griffin, Bernard Thomas Golding, Ian Robert Hardcastle
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Patent number: 7732483Abstract: A compound of formula I: and isomers, salts, solvates, chemically protected forms, and prodrugs thereof, wherein: R1 and R2 are independently selected from hydrogen, an optionally substituted C1-7 alkyl group, C3-20 heterocyclyl group, or C5-20 aryl group, or may together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; Q is —NH—C(?O)— or —O—; Y is an optionally substituted C1-5 alkylene group; X is selected from SR3 or NR4R5, wherein, R3, or R4 and R5 are independently selected from hydrogen, optionally substituted C1-7 alkyl, C5-20 aryl, or C3-20 heterocyclyl groups, or R4 and R5 may together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; if Q is —O—, X is additionally selected from —C(?O)—NR6R7, wherein R6 and R7 are independently selected from hydrogen, optionally substituted C1-7 alkyl, C5-20 aryl, or C3-20 heterocyclyl groType: GrantFiled: June 5, 2008Date of Patent: June 8, 2010Assignees: Kudos Pharmaceuticals Limited, Cancer Research Technology LimitedInventors: Graeme Cameron Murray Smith, Niall Morrison Barr Martin, Keith Allan Menear, Marc Geoffrey Hummersone, Laurent Jean Martin Rigoreau, Roger John Griffin, Bernard Thomas Golding, David Richard Newell, Hilary Alan Calvert, Nicola Jane Curtin, Ian Robert Hardcastle, Kappusamy Saravanan
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Patent number: 7696203Abstract: Compounds of formula I: wherein A, B and D are respectively selected from the group consisting of: (i) CH, NH, C; (ii) CH, N, N; and (iii) CH, O, C; the dotted lines represent two double bonds in the appropriate locations; and where Z is selected from S, O, C(?O), CH2 and NH are disclosed for use in inhibiting DNA-PK.Type: GrantFiled: April 13, 2006Date of Patent: April 13, 2010Assignees: Kudos Pharmaceuticals Limited, Cancer Research Technology LimitedInventors: Graeme Cameron Murray Smith, Niall Morrison Barr Martin, Keith Allan Menear, Marc Geoffrey Hummersone, Xiao-ling Cockcroft, Mark Frigerio, Roger John Griffin, Bernard Thomas Golding, Ian Robert Hardcastle, David Richard Newell, Hilary Alan Calvert, Nicola Jane Curtin, Kappusamy Saravanan, Marine Desage-El Murr
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Patent number: 7674823Abstract: The invention relates to the use of compounds of formula (I) and isomers, salts, solvates, chemically protected forms, and prodrugs thereof, in the preparation of a medicament for inhibiting the activity of DNA-PK, wherein R1 and R2 are independently hydrogen, an optionally substituted C1-7 alkyl group, C3-20 heterocyclyl group, or C5-20 aryl group, or may together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; X and Y are selected from CR4 and O, O and CR?4 and NR?4 and N, where the unsaturation is in the appropriate place in the ring, and where one of R3 and R4 or R?4 is an optionally substituted C3-20 heteroaryl or C5-20 aryl group, and the other of R3 and R4 or R?4 is H, or R3 and R4 or R?4 together are —A—B—, which collectively represent a fused optionally substituted aromatic ring. The compounds also selectively inhibit the activity of DNA-PK compared to PI 3-kinase and/or ATM.Type: GrantFiled: June 5, 2007Date of Patent: March 9, 2010Assignee: Cancer Research Technology LimitedInventors: Niall Morrison Barr Martin, Graeme Cameron Murray Smith, Roger John Griffin, Bernard Thomas Golding, Ian Robert Hardcastle, David Richard Newell, Hilary Alan Calvert, Nicola Jane Curtin, Laurent Jean Martin Rigoreau, Xiao-ling Fan Cockcroft, Vincent Junior Ming-lai Loh, Paul Workman, Florence Irene Raynaud, Bernard Paul Nutley
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Publication number: 20090326223Abstract: A method of synthesising a compound of formula (I): wherein RN1 and RN2 are independently selected from hydrogen, an optionally substituted C1-7 alkyl group, C3-20 heterocyclyl group, or C5-20 aryl group, or may together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; from a compound of formula (III): comprising the steps of: (a) removing the allyl group from the compound of formula (III) with appropriate reaction conditions to yield a compound of formula (II): and (b) reacting the compound of formula (II) with a triflating agent to yield a compound of formula (I).Type: ApplicationFiled: July 18, 2007Publication date: December 31, 2009Inventors: Roger John Griffin, Ian Robert Hardcastle, Marine Desage-El Murr, Sonsoles Rodriguez-Aristegui, Bernard Thomas Golding
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Publication number: 20080261917Abstract: A compound of formula or a prodrug and/or a pharmaceutically acceptable salt thereof, wherein X is O, N or S; R1 is hydrogen, halo, hydroxy, substituted or unsubstituted alkyl, substituted or unsubstituted hydroxyalkyl, substituted or unsubstituted alkylamine, alkoxy, substituted or unsubstituted aryl or heteroaryl, and substituted or unsubstituted aralkyl or heteroaralkyl; R2 is hydrogen, halo, hydroxy, substituted or unsubstituted alkyl, substituted or unsubstituted hydroxyalkyl substituted or unsubstituted alkylamine, alkoxy, substituted or unsubstituted aryl or heteroaryl, and substituted or unsubstituted aralkyl or heteroalkyl; R3 is hydrogen, halo, hydroxy, substituted or unsubstituted alloy substituted or unsubstituted hydroxyalkyl, substituted or unsubstituted alkylamine alkoxy, substituted or unsubstituted aryl or heteroaryl, and substituted or unsubstituted aralkyl or heteroalkyl; and R4-R7, is used to represent groups R4, R5, R6 and R7 which are H, OH, alkyl, alkoxy, alkylamine, hydroxyalkyl, hType: ApplicationFiled: August 26, 2005Publication date: October 23, 2008Inventors: Hendrika Maria Gerarda Willems, Per Kallblad, Ian Robert Hardcastle, Robert John Griffin, Bernard Thomas Golding, John Lunec, Martin E.M. Noble, David R. Newell, Alan H. Calvert
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Publication number: 20080242664Abstract: A compound of formula I: and isomers, salts, solvates, chemically protected forms, and prodrugs thereof, wherein: R1 and R2 are independently selected from hydrogen, an optionally substituted C1-7 alkyl group, C3-20 heterocyclyl group, or C5-20 aryl group, or may together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; Q is —NH—C(?O)— or —O—; Y is an optionally substituted C1-5 alkylene group; X is selected from SR3 or NR4R5, wherein, R3, or R4 and R5 are independently selected from hydrogen, optionally substituted C1-7 alkyl, C5-20 aryl, or C3-20 heterocyclyl groups, or R4 and R5 may together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; if Q is —O—, X is additionally selected from —C(?O)—NR6R7, wherein R6 and R7 are independently selected from hydrogen, optionally substituted C1-7 alkyl, C5-20 aryl, or C3-20 heterocyclyl groType: ApplicationFiled: June 5, 2008Publication date: October 2, 2008Applicants: KUDOS PHARMACEUTICALS LIMITED, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Graeme Cameron Murray Smith, Niall Morrison Barr Martin, Keith Allan Menear, Marc Geoffrey Hummersone, Laurent Jean Martin Rigoreau, Roger John Griffin, Bernard Thomas Golding, David Richard Newell, Hilary Alan Calvert, Nicola Jane Curtin, Ian Robert Hardcastle, Kappusamy Saravanan
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Patent number: 7402607Abstract: A compound of formula I: and isomers, salts, solvates, chemically protected forms, and prodrugs thereof, wherein: R1 and R2 are independently selected from hydrogen, an optionally substituted C1-7 alkyl group, C3-20 heterocyclyl group, or C5-20 aryl group, or may together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; Q is —NH—C(?O)— or —O—; Y is an optionally substituted C1-5 alkylene group; X is selected from SR3 or NR4R5, wherein, R3, or R4 and R5 are independently selected from hydrogen, optionally substituted C1-7 alkyl, C5-20 aryl, or C3-20 heterocyclyl groups, or R4 and R5 may together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; if Q is —O—, X is additionally selected from —C(?O)—NR6R7, wherein R6 and R7 are independently selected from hydrogen, optionally substituted C1-7 alkyl, C5-20 aryl, or C3-20 heterocyclylType: GrantFiled: September 20, 2005Date of Patent: July 22, 2008Assignees: Kudos Pharmaceuticals Limited, Cancer Research Technology LimitedInventors: Graeme Cameron Murray Smith, Niall Morrison Barr Martin, Keith Allan Menear, Marc Geoffrey Hummersone, Laurent Jean Martin Rigoreau, Roger John Griffin, Bernard Thomas Golding, David Richard Newell, Hilary Alan Calvert, Nicola Jane Curtin, Ian Robert Hardcastle, Kappusamy Saravanan
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Patent number: 7226918Abstract: The invention relates to the use of compounds of formula (I) and isomers, salts, solvates, chemically protected forms, and prodrugs thereof, in the preparation of a medicament for inhibiting the activity of DNA-PK, wherein R1 and R2 are independently hydrogen, an optionally substituted C1-7 alkyl group, C3-20 heterocyclyl group, or C5-20 aryl group, or may together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; X and Y are selected from CR4 and O, O and CR?4 and NR?4 and N, where the unsaturation is in the appropriate place in the ring, and where one of R3 and R4 or R?4 is an optionally substituted C3-20 heteroaryl or C5-20 aryl group, and the other of R3 and R4 or R?4 is H, or R3 and R4 or R?4 together are -A-B—, which collectively represent a fused optionally substituted aromatic ring. The compounds also selectively inhibit the activity of DNA-PK compared to PI 3-kinase and/or ATM.Type: GrantFiled: August 14, 2002Date of Patent: June 5, 2007Assignee: Cancer Research Technology LimitedInventors: Niall Morrison Barr Martin, Graeme Cameron Murray Smith, Roger John Griffin, Bernard Thomas Golding, Ian Robert Hardcastle, David Richard Newell, Hilary Alan Calvert, Nicola Jane Curtin, Laurent Jean Martin Rigoreau, Xiao-ling Fan Cockcroft, Vincent Junior Ming-lai Loh, Paul Workman, Florence Irene Raynaud, Bernard Paul Nutley
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Patent number: 7105518Abstract: The present invention provides compounds of formula (I) and isomers, salts, solvates, chemically protected forms, and prodrugs thereof, wherein R1 and R2 are independently hydrogen, an option ally substituted C1-7 alkyl group, C3-20 heterocyclyl group, or C5-20 aryl group, or may together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; and R3 is an optionally substituted C3-20 heterocyclyl or C5-20 aryl group, and their use as pharmaceuticals, particularly in treating diseases which are retroviral mediated or ameliorated by the inhibition of DNA-PK,Type: GrantFiled: August 14, 2002Date of Patent: September 12, 2006Assignee: Cancer Research Technology LimitedInventors: Niall Morrison Barr Martin, Graeme Cameron Murray Smith, Roger John Griffin, Bernard Thomas Golding, Ian Robert Hardcastle, Laurent Jean Martin Rigoreau, David Richard Newell, Hilary Alan Calvert, Nicola Jane Curtin, Paul Workman, Florence Irene Raynaud, Bernard Paul Nutley