Patents by Inventor Ian Richard Matthews
Ian Richard Matthews 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: 20180265514Abstract: Choline salt of the CD80 antagonist compound 4-(6-fluoro-3-oxo-1,3-dihydro-pyrazolo[4,3-c]cinnolin-2-yl)-N-(2,2-difluoro-ethyl)-benzamide.Type: ApplicationFiled: November 20, 2017Publication date: September 20, 2018Inventor: Ian Richard Matthews
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Patent number: 8309552Abstract: Compounds of formula (I) are inhibitors of CD80 and useful in immunomodulation therapy: wherein R1 and R3 independently represent H; F; Cl; Br; —NO2; —CN; C1-C6 alkyl optionally substituted by F or Cl; or C1-C6 alkoxy optionally substituted by F; R4 represents a carboxylic acid group (—COOH) or an ester thereof, or —C(?O)NR6R7, —NR7C(?O)R6, —NR7C(?O)OR6, —NHC(?O)NR7R6 or —NHC(?S)NR7R6 wherein R6 represents H, or a radical of formula -(Alk)m-Q wherein m is 0 or 1, Alk is an optionally substituted divalent straight or branched C1-C12 alkylene, or C2-C12 alkenylene, or C2-C12 alkynylene radical or a divalent C3-C12 carbocyclic radical, any of which radicals may contain one or more —O—, —S— or —N(R8)— links wherein R8 represents H or C1-C4 alkyl, C3-C4 alkenyl, C3-C4 alkynyl, or C3-C6 cycloalkyl, and Q represents H; —NR9R10 wherein R9 and R10 independently represents H; C1-C4 alkyl; C3-C4 alkenyl; C3-C4 alkynyl; C3-C6 cycloalkyl; an ester group; an optionally substituted carbocyclic or heterocyclic group; orType: GrantFiled: August 24, 2009Date of Patent: November 13, 2012Assignee: Medigene AGInventor: Ian Richard Matthews
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Patent number: 8163757Abstract: The present invention relates to compounds of formula (IA) or (IB) or pharmaceutically or veterinarily acceptable salt thereof:Type: GrantFiled: September 2, 2010Date of Patent: April 24, 2012Assignee: MediGene AGInventor: Ian Richard Matthews
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Patent number: 7932253Abstract: N-(1-Aza-bicyclo[2.2.2]oct-3-yl)-4-(6,9-difluoro-3-oxo-1,3-dihydro-pyrazolo[4,3-c]cinnolin-2-yl)-benzamide is a CD80 antagonist, useful in the treatment of diseases which benefit from immuno-inhibition.Type: GrantFiled: August 9, 2004Date of Patent: April 26, 2011Assignee: MediGene AGInventor: Ian Richard Matthews
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Publication number: 20100331342Abstract: Compounds of formula (IA) or (IB) are inhibitors of CD80 and useful in immunomodulation therapy: wherein Ar represents an optionally substituted monocyclic or bicyclic aromatic or heteroaromatic group having from 5 to 10 ring atoms; R1 and R2 independently represent H, or C1-C6 alkyl; R3 represents H; F; Cl; Br; —NO2; —CN; C1-C6 alkyl optionally substituted by F or CI; or C1-C6 alkoxy optionally substituted by F; R4 represents a carboxylic acid group (—COOH) or an ester thereof, or —C(?O)NR6R7, —NR7C(?O)R6, —NHC(?O)NR7R6 or —NHC(?S)NR7R6 wherein R6 represents H, or a radical of formula -(Alk)m-Q wherein m is 0 or 1, Alk is an optionally substituted divalent straight or branched C1-C12 alkylene, or C2-C12 alkenylene, or C2-C12 alkynylene radical or a divalent C3-C12 carbocyclic radical, any of which radicals may be interrupted by one or more —O—, —S— or —N(R8)— radicals wherein R8 represents H or C1-C4 alkyl, C3-C4 alkenyl, C3-C4 alkynyl, or C3-C6 cycloalkyl, and Q represents H; —CF3;—OH; —SH; —NR8R8 wherein eType: ApplicationFiled: September 2, 2010Publication date: December 30, 2010Applicant: Medigene LimitedInventor: Ian Richard Matthews
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Patent number: 7816361Abstract: Compounds of formula (IA) or (IB) are inhibitors of CD80 and useful in immunomodulation therapy: wherein Ar represents an optionally substituted monocyclic or bicyclic aromatic or heteroaromatic group having from 5 to 10 ring atoms; R1 and R2 independently represent H, or C1-C6 alkyl; R3 represents H; F; CI; Br, —NO2; —CN; C1-C6 alkyl optionally substituted by F or CI; or C1-C6 alkoxy optionally substituted by F; R4 represents a carboxylic acid group (—COOH) or an ester thereof, or —C(?O)NR6R7, —NR7C(?O)R6, —NR7C(?O)OR6, —NHC(?O)NR7R6 or —NHC(?S)NR7R6 wherein R6 represents H, or a radical of formula -(Alk)m-Q wherein m is 0 or 1, Alk is an optionally substituted divalent straight or branched C1-C12 alkylene, or C2-C12 alkenylene, or C2-C12 alkynylene radical or a divalent C3-C12 carbocyclic radical, any of which radicals may be interrupted by one or more —O—, —S— or —N(R8)— radicals wherein R8 represents H or C1-C4 alkyl, C3-C4 alkenyl, C3-C4 alkynyl, or C3-C6 cycloalkyl, and Q represents H; —CF3; —OH; —SH; —Type: GrantFiled: November 2, 2004Date of Patent: October 19, 2010Assignee: Medigene LimitedInventor: Ian Richard Matthews
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Patent number: 7674906Abstract: The present invention relates to novel heterocyclic compounds, to methods for their preparation, to compositions containing them, and to methods and use for clinical treatment of medical conditions which may benefit from immunomodulation, including rheumatoid arthritis, multiple sclerosis, diabetes, asthma, transplantation, systemic lupus erythematosis and psoriasis. More particularly, the present invention relates to novel heterocyclic compounds, which are CD80 antagonists capable of inhibiting the interactions between CD80 and CD28.Type: GrantFiled: December 12, 2003Date of Patent: March 9, 2010Assignee: Active Biotech ABInventors: Ian Richard Matthews, Philip Huxley, Filippo Magaraci, Chris James Brennan, Muhammed Kamal Uddin, Lars Olof Göran Pettersson, Dorthe da Graca Thrige
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Publication number: 20090312334Abstract: Compounds of formula (I) are inhibitors of CD80 and useful in immunomodulation therapy: wherein R1 and R3 independently represent H; F; Cl; Br; —NO2; —CN; C1-C6 alkyl optionally substituted by F or Cl; or C1-C6 alkoxy optionally substituted by F; R4 represents a carboxylic acid group (—COOH) or an ester thereof, or —C(?O)NR6R7, —NR7C(?O)R6, —NR7C(?O)OR6, —NHC(?O)NR7R6 or —NHC(?S)NR7R6 wherein R6 represents H, or a radical of formula -(Alk)m-Q wherein m is 0 or 1, Alk is an optionally substituted divalent straight or branched C1-C12 alkylene, or C2-C12 alkenylene, or C2-C12 alkynylene radical or a divalent C3-C12 carbocyclic radical, any of which radicals may contain one or more —O—, —S— or —N(R8)— links wherein R8 represents H or C1-C4 alkyl, C3-C4 alkenyl, C3-C4 alkynyl, or C3-C6 cycloalkyl, and Q represents H; —NR9R10 wherein R9 and R10 independently represents H; C1-C4 alkyl; C3-C4 alkenyl; C3-C4 alkynyl; C3-C6 cycloalkyl; an ester group; an optionally substituted carbocyclic or heterocyclic group; orType: ApplicationFiled: August 24, 2009Publication date: December 17, 2009Applicant: Medigene LimitedInventor: Ian Richard Matthews
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Patent number: 7598247Abstract: Compounds of formula (I) are inhibitors of CD80 and useful in immunomodulation therapy: wherein R1 and R3 independently represent H; F; Cl; Br; —NO2; —CN; C1-C6 alkyl optionally substituted by F or Cl; or C1-C6 alkoxy optionally substituted by F; R4 represents a carboxylic acid group (—COOH) or an ester thereof, or —C(?O)NR6R7, —NR7C(?O)R6, —NR7C(?O)OR6, —NHC(?O)NR7R6 or —NHC(?S)NR7R6 wherein R6 represents H, or a radical of formula -(Alk)m-Q wherein m is 0 or 1, Alk is an optionally substituted divalent straight or branched C1-C12 alkylene, or C2-C12 alkenylene, or C2-C12 alkynylene radical or a divalent C3-C12 carbocyclic radical, any of which radicals may contain one or more —O—, —S— or —N(R8)— links wherein R8 represents H or C1-C4 alkyl, C3-C4 alkenyl, C3-C4 alkynyl, or C3-C6 cycloalkyl, and Q represents H; —NR9R10 wherein R9 and R10 independently represents H; C1-C4 alkyl; C3-C4 alkenyl; C3-C4 alkynyl; C3-C6 cycloalkyl; an ester group; an optionally substituted carbocyclic or heterocyclic group; orType: GrantFiled: August 28, 2007Date of Patent: October 6, 2009Assignee: Medigene LimitedInventor: Ian Richard Matthews
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Publication number: 20090221590Abstract: The choline salt of the CD80 antagonist compound 4-(6-fluoro-3-oxo-1,3-dihydro-pyrazolo[4,3-c]cinnolin-2-yl)-N-(2,2-difluoro-ethyl)-benzamide (I) has good aqueous solubility and is therefore convenient for pharmaceutical use.Type: ApplicationFiled: February 19, 2007Publication date: September 3, 2009Applicant: MEDIGENE LIMITEDInventor: Ian Richard Matthews
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Publication number: 20090062289Abstract: N-(1-Aza-bicyclo[2.2.2]oct-3-yl)-4-(6,9-difluoro-3-oxo-1,3-dihydro-pyrazolo[4,3-c]cinnolin-2-yl)-benzamide is a CD80 antagonist, useful in the treatment of dieases which benefit from immuno-inhibition.Type: ApplicationFiled: August 9, 2004Publication date: March 5, 2009Applicant: AVIDEX LIMITEDInventor: Ian Richard Matthews
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Patent number: 7291612Abstract: The present invention relates to novel heterocyclic compounds, to methods for their preparation, to compositions containing them, and to methods and use for clinical treatment of medical conditions which may benefit from immunomodulation, including rheumatoid arthritis, multiple sclerosis, diabetes, asthma, transplantation, systemic lupus erythematosis and psoriasis. More particularly the present invention relates to novel heterocyclic compounds, which are CD80 antagonists capable of inhibiting the interactions between CD80 and CD28.Type: GrantFiled: May 30, 2006Date of Patent: November 6, 2007Assignee: Active Biotech A.B.Inventors: Ian Richard Matthews, Thomas Stephen Coutler, Chiara Ghiron, Chris James Brennan, Muhammed Kamal Uddin, Lars Olof Goran Pettersson, Dorthe da Graca Thrige, Philip Huxley
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Patent number: 7276505Abstract: Compounds of formula (I) are inhibitors of CD80 and useful in immunomodulation therapy: wherein R1 and R3 independently represent H; F; CI; Br; —NO2; —CN; C1-C6 alkyl optionally substituted by F or Cl; or C1-C6 alkoxy optionally substituted by F; R4 represents a carboxylic acid group (—COOH) or an ester thereof, or —C(?O)NR6R7, —NR7C(?O)R6, —NR7C(?O)OR6, —NHC(?O)NR7R6 or —NHC(?S)NR7R6 wherein R6 represents H, or a radical of formula -(Alk)m-Q wherein m is 0 or 1, Alk is an optionally substituted divalent straight or branched C1-C12 alkylene, or C2-C12 alkenylene, or C2-C12 alkynylene radical or a divalent C3-C12 carbocyclic radical, any of which radicals may contain one or more —O—, —S— or —N(R8)— links wherein R8, represents H or C1-C4 alkyl, C3-C4 alkenyl, C3-C4 alkynyl, or C3-C6 cycloalkyl, and Q represents H; —NR9R10 wherein R9 and R10 independently represents H; C1-C4 alkyl; C3-C4 alkenyl; C3-C4 alkynyl; C3-C6 cycloalkyl; an ester group; an optionally substituted carbocyclic or heterocyclic group; or R9Type: GrantFiled: March 10, 2004Date of Patent: October 2, 2007Assignee: Medigene LimitedInventor: Ian Richard Matthews
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Patent number: 7141583Abstract: Compounds of the formula (I), or a pharmaceutically acceptable salt, or an in-vivo-hydrolysable ester thereof, wherein HET is an N-linked 5-membered heteroaryl ring, optionally substituted on a C atom by an oxo or thioxo group; and/or by 1 or 2 (1–4C)alkyl groups; and/or on an available nitrogen atom by (1–4C)alkyl; or HET is an N-linked 6-membered heteroaryl ring containing up to three nitrogen heteroatoms in total, optionally substituted on a C atom as above; Q is selected from, for example, Q1 R2 and R3 are independently hydrogen or fluoro; T is selected from a range of groups, for example, of formula (TC5) wherein Rc is, for example, R13CO—, R13SO2— or R13CS—; wherein R13 is, for example, optionally substituted (1–10C)alkyl or R14C(O)O(1–6C)alkyl wherein R14 is optionally substituted (1–10C)alkyl; are useful as antibacterial agents; and processes for their manufacture and pharmaceutical compositions containing them are described.Type: GrantFiled: April 23, 2001Date of Patent: November 28, 2006Assignee: AstraZeneca ABInventors: Michael Barry Gravestock, Michael John Betts, Ian Richard Matthews, David Alan Griffin
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Patent number: 7081456Abstract: The present invention relates to novel heterocyclic compounds, to methods for their preparation, to compositions containing them, and to methods and use for clinical treatment of medical conditions which may benefit from immunomodulation, including rheumatoid arthritis, multiple sclerosis, diabetes, asthma, transplantation, systemic lupus erythematosis and psoriasis. More particularly the present invention relates to novel heterocyclic compounds, which are CD80 antagonists capable of inhibiting the interactions between CD80 and CD28.Type: GrantFiled: November 21, 2003Date of Patent: July 25, 2006Assignee: Active Biotech ABInventors: Ian Richard Matthews, Thomas Stephen Coulter, Chiara Ghiron, Chris James Brennan, Muhammed Kamal Uddin, Lars Olof Göran Pettersson, Dorthe da Graca Thrige, Philip Huxley
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Publication number: 20040116461Abstract: The present invention relates to novel heterocyclic compounds, to methods for their preparation, to compositions containing them, and to methods and use for clinical treatment of medical conditions which may benefit from immunomodulation, including rheumatoid arthritis, multiple sclerosis, diabetes, asthma, transplantation, systemic lupus erythematosis and psoriasis. More particularly the present invention relates to novel heterocyclic compounds, which are CD80 antagonists capable of inhibiting the interactions between CD80 and CD28.Type: ApplicationFiled: November 21, 2003Publication date: June 17, 2004Applicant: ACTIVE BIOTECH ABInventors: Ian Richard Matthews, Thomas Stephen Coulter, Chiara Ghiron, Chris James Brennan, Muhammed Kamal Uddin, Lars Olof Goran Pettersson, Dorthe da Graca Thrige, Philip Huxley
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Publication number: 20030216373Abstract: Compounds of the formula (I), or a pharmaceutically acceptable salt, or an in-vivo-hydrolysable ester thereof, 1Type: ApplicationFiled: May 6, 2003Publication date: November 20, 2003Inventors: Michael Barry Gravestock, Michael John Betts, Ian Richard Matthews, David Alan Griffin
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Patent number: 6465457Abstract: Fungicidal compounds of formula (I): wherein W is CH3O.Type: GrantFiled: August 18, 1994Date of Patent: October 15, 2002Assignee: Zeneca LimitedInventors: Ian Richard Matthews, Christopher Richard Ayles Godfrey, John Martin Clough
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Patent number: 5939563Abstract: Compounds of formula (XXIII): ##STR1## wherein p is 0 or 1, and processes for making such compounds.Type: GrantFiled: March 30, 1998Date of Patent: August 17, 1999Assignee: ZENECA LimitedInventor: Ian Richard Matthews
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Patent number: 5830890Abstract: Compounds, useful as plant fungicides, having the formula (I): ##STR1## or a stereoisomer thereof, wherein A is CH or N, B is OCH.sub.3 or NHCH.sub.3, X is CH.sub.2, CH.sub.2 O, O or S, Y is R.sup.1 --C.dbd.C--R.sup.2 or R.sup.1 --CH--CH--R.sup.2 wherein R.sup.1 and R.sup.2 are independently H, halo, hydroxy, alkyl, haloalkyl, alkoxy, haloalkoxy, cyano, nitro, amino, mono- or dialkylamino, alkanoylamino, carboxy, alkoxycarbonyl, aminocarbonyl, mono- or di-alkylaminocarbonyl, alkylcarbonyloxy, optionally substituted aryl, optionally substituted aralkyl or optionally substituted aryloxy or R.sup.1 and R.sup.2 join to form with the carbon atoms to which they are attached an optionally substituted benzene ring, and Z is CH.sub.2, CHCH.sub.3, C(CH.sub.3).sub.2 or C.dbd.O.Type: GrantFiled: September 30, 1996Date of Patent: November 3, 1998Assignee: Zeneca LimitedInventors: Ian Richard Matthews, Paul John deFraine, Patrick Jelf Crowley, John Williams