Patents by Inventor Robert Downham
Robert Downham 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: 20230086706Abstract: Some analogues (eg. 3-carbamoyl-1-(tetrahydro-2H-pyran-4-yl)pyridin-1-ium, 3-carboxy-1-isopropylpyridin-1-ium, 1-benzyl-3-carbamoylpyridin-1-ium, 3-carbamoyl-1-methylpyridin-1-ium and cyclopamine) are disclosed to treat female infertility as the compounds increase the percentage of primary follicles relative to primordial follicles compared to control samples.Type: ApplicationFiled: January 8, 2021Publication date: March 23, 2023Inventors: Karin Lykke-Hartmann, Gary Newton, Duncan Hannah, Robert Downham
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Patent number: 10059713Abstract: The present invention provides compounds of formula (I) (Formula (I)) and pharmaceutically acceptable salts thereof, wherein Q, X % X4, X5 X6, X7, R1, R2, R3 and R8 are as defined in the specification, processes for the preparation of such compounds, pharmaceutical compositions containing them and the use of such compounds in therapy.Type: GrantFiled: June 24, 2015Date of Patent: August 28, 2018Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITEDInventors: Gregory Barker, Richard Davenport, Robert Downham, William Farnaby, Anne Goldby, Duncan Hannah, David Harrison, Henriette Willems
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Patent number: 9914719Abstract: The invention provides compounds of the formula (I): or salts, tautomers, solvates and N-oxides thereof; wherein R1 is hydroxy or hydrogen; R2 is hydroxy; methoxy or hydrogen; provided that at least one of R1 and R2 is hydroxy; R3 is selected from hydrogen; halogen; cyano; optionally substituted C1-5 hydrocarbyl and optionally substituted C1-5 hydrocarbyloxy; R4 is selected from hydrogen; a group —(O)n—R7 where n is 0 or 1 and R7 is an optionally substituted acyclic C1-5 hydrocarbyl group or a monocyclic carbocyclic or heterocyclic group having 3 to 7 ring members; halogen; cyano; hydroxy; amino; and optionally substituted mono- or di-C1-5 hydrocarbyl-amino; or R3 and R4 together form a monocyclic carbocyclic or heterocyclic ring of 5 to 7 ring members; and NR5R6 forms an optionally substituted bicyclic heterocyclic group having 8 to 12 ring members of which up to 5 ring members are heteroatoms selected from oxygen, nitrogen and sulphur. The compounds have activity as Hsp90 inhibitors.Type: GrantFiled: August 25, 2014Date of Patent: March 13, 2018Assignee: Astex Therapeutics Ltd.Inventors: Gianni Chessari, Miles Stuart Congreve, Martyn Frederickson, Christopher William Murray, Eva Figueroa Navarro, Alison Jo-Anne Woolford, Maria Grazia Carr, Robert Downham, Michael Alistair O'Brien, Theresa Rachel Phillips, Andrew James Woodhead
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Publication number: 20170158700Abstract: The present invention provides compounds of formula (I) (Formula (I)) and pharmaceutically acceptable salts thereof, wherein Q, X % X4, X5 X6, X7, R1, R2, R3 and R8 are as defined in the specification, processes for the preparation of such compounds, pharmaceutical compositions containing them and the use of such compounds in therapy.Type: ApplicationFiled: June 24, 2015Publication date: June 8, 2017Inventors: Gregory BARKER, Richard DAVENPORT, Robert DOWNHAM, William FARNABY, Anne GOLDBY, Duncan HANNAH, David HARRISON, Henriette WILLEMS
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Patent number: 9452168Abstract: The invention provides compounds of formula (I), and pharmaceutically and agriculturally acceptable salts thereof; wherein: R1, R2, R3, R4, R5, R6, A1, L1 and n are as defined herein. These compounds and their pharmaceutically acceptable salts are useful in prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.Type: GrantFiled: February 18, 2015Date of Patent: September 27, 2016Assignee: F2G LTDInventors: Graham Edward Morris Sibley, Robert Downham, Lloyd James Payne, Derek Law, Jason David Oliver, Michael Birch, Gareth Morse Davies
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Publication number: 20160250187Abstract: The invention provides compounds of the formula (I) having protein kinase B inhibiting activity: wherein A is a saturated hydrocarbon linker group containing from 1 to 7 carbon atoms, the linker group having a maximum chain length of 5 atoms extending between R1 and NR2R3 and a maximum chain length of 4 atoms extending between E and NR2R3, wherein one of the carbon atoms in the linker group may optionally be replaced by an oxygen or nitrogen atom; and wherein the carbon atoms of the linker group A may optionally bear one or more substituents selected from oxo, fluorine and hydroxy, provided that the hydroxy group when present is not located at a carbon atom ? with respect to the NR2R3 group and provided that the oxo group when present is located at a carbon atom ? with respect to the NR2R3 group; E is a monocyclic or bicyclic carbocyclic or heterocyclic group; R1 is an aryl or heteroaryl group; and R2, R3, R4 and R5 are as defined in the claims.Type: ApplicationFiled: January 29, 2016Publication date: September 1, 2016Applicants: Astex Therapeutics Ltd, The Institute of Cancer Research: Royal Cancer Hospital, Cancer Research Technology LimitedInventors: Valerio BERDINI, Gordon SAXTY, Marinus Leendert VERDONK, Steven John WOODHEAD, Paul Graham WYATT, Robert George BOYLE, Hannah Fiona SORE, David Winter WALKER, Ian COLLINS, Robert DOWNHAM, Robin Arthur Ellis CARR
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Patent number: 9283226Abstract: The invention provides compounds of the formula (I) having protein kinase B inhibiting activity: wherein A is a saturated hydrocarbon linker group containing from 1 to 7 carbon atoms, the linker group having a maximum chain length of 5 atoms extending between R1 and NR2R3 and a maximum chain length of 4 atoms extending between E and NR2R3, wherein one of the carbon atoms in the linker group may optionally be replaced by an oxygen or nitrogen atom; and wherein the carbon atoms of the linker group A may optionally bear one or more substituents selected from oxo, fluorine and hydroxy, provided that the hydroxy group when present is not located at a carbon atom ? with respect to the NR2R3 group and provided that the oxo group when present is located at a carbon atom ? with respect to the NR2R3 group; E is a monocyclic or bicyclic carbocyclic or heterocyclic group; R1 is an aryl or heteroaryl group; and R2, R3, R4 and R5 are as defined in the claims.Type: GrantFiled: February 14, 2014Date of Patent: March 15, 2016Assignees: ASTEX THERAPEUTICS LIMITED, THE INSTITUTE OF CANCER RESEARCH: ROYAL CANCER HOSPITAL, CANCER RESEARCH TECHNOLOGY LIMITEDInventors: Valerio Berdini, Gordon Saxty, Marinus Leendert Verdonk, Steven John Woodhead, Paul Graham Wyatt, Robert George Boyle, Hannah Fiona Sore, David Winter Walker, Ian Collins, Robert Downham, Robin Arthur Ellis Carr
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Publication number: 20150238500Abstract: The invention provides compounds of formula (I), and pharmaceutically and agriculturally acceptable salts thereof; wherein: R1, R2, R3, R4, R5, R6, A1, L1 and n are as defined herein. These compounds and their pharmaceutically acceptable salts are useful in prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.Type: ApplicationFiled: February 18, 2015Publication date: August 27, 2015Inventors: Graham Edward Morris SIBLEY, Robert DOWNHAM, Lloyd James PAYNE, Derek LAW, Jason David OLIVER, Michael BIRCH, Gareth Morse DAVIES
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Patent number: 9029411Abstract: This invention provides thiophene compounds of formula I: wherein R1, R2, R3, R4, n, p, and m are as described in the specification. The compounds are inhibitors of PI3K and are thus useful for treating proliferative, inflammatory, or cardiovascular disorders.Type: GrantFiled: January 26, 2009Date of Patent: May 12, 2015Assignee: Millennium Pharmaceuticals, Inc.Inventors: Christelle C. Renou, Tricia J. Vos, Matthew O. Duffey, Robert Downham
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Patent number: 8993574Abstract: The invention provides compounds of formula (I), and pharmaceutically and agriculturally acceptable salts thereof; wherein: R1, R2, R3, R4, R5, R6, A1, L1 and n are as defined herein. These compounds and their pharmaceutically acceptable salts are useful in prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.Type: GrantFiled: April 23, 2009Date of Patent: March 31, 2015Assignee: F2G LtdInventors: Graham Edward Morris Sibley, Robert Downham, Lloyd James Payne, Derek Law, Jason David Oliver, Mike Birch, Gareth Morse Davies, Patricia Suling Davies
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Patent number: 8877750Abstract: The use of a compound comprising formula (I): or a salt, ester, amide or prodrug thereof in the inhibition of an enzyme whose preferred mode of action is to catalyse the hydrolysis of an ester functionality, e.g. in the control and inhibition of unwanted enzymes in products and processes. The compounds are also useful in medicine e.g. in the treatment of obesity and related conditions. The invention also relates to novel compounds within formula (I), to processes for preparing them and pharmaceutical compositions containing them. In formula (I) A is a 6-membered aromatic or heteroaromatic ring; and R1 is a branched or unbranched alkyl (optionally interrupted by one or more oxygen atoms), alkenyl, alkynyl, cycloalkyl, cycloalkenyl, aryl, arylalkyl, reduced arylalkyl, arylalkenyl, heteroaryl, heteroarylalkyl, heteroarylalkenyl, reduced aryl, reduced heteroaryl, reduced heteroarylalkyl or a substituted derivative of any of the foregoing groups.Type: GrantFiled: November 23, 2010Date of Patent: November 4, 2014Assignee: Norgine B.V.Inventors: Harold Francis Hodson, Robert Downham, Timothy John Mitchell, Beverley Jane Carr, Christopher Robert Dunk, Richard Michael John Palmer
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Publication number: 20140271662Abstract: The invention provides compounds of the formula (I) having protein kinase B inhibiting activity: wherein A is a saturated hydrocarbon linker group containing from 1 to 7 carbon atoms, the linker group having a maximum chain length of 5 atoms extending between R1 and NR2R3 and a maximum chain length of 4 atoms extending between E and NR2R3, wherein one of the carbon atoms in the linker group may optionally be replaced by an oxygen or nitrogen atom; and wherein the carbon atoms of the linker group A may optionally bear one or more substituents selected from oxo, fluorine and hydroxy, provided that the hydroxy group when present is not located at a carbon atom ? with respect to the NR2R3 group and provided that the oxo group when present is located at a carbon atom ? with respect to the NR2R3 group; E is a monocyclic or bicyclic carbocyclic or heterocyclic group; R1 is an aryl or heteroaryl group; and R2, R3, R4 and R5 are as defined in the claims.Type: ApplicationFiled: February 14, 2014Publication date: September 18, 2014Applicants: Astex Therapeutics Ltd, Cancer Research Technology Limited, The Institute of Cancer Research: Royal Cancer HospitalInventors: Valerio BERDINI, Gordon SAXTY, Marinus Leendert VERDONK, Steven John WOODHEAD, Paul Graham WYATT, Robert George BOYLE, Hannah Fiona SORE, David Winter WALKER, Ian COLLINS, Robert DOWNHAM, Robin Arthur Ellis CARR
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Patent number: 8691806Abstract: The invention provides compounds of the formula (I) having protein kinase B inhibiting activity: Also provided are pharmaceutical compositions containing the compounds, methods for preparing the compounds and their use as anticancer agents.Type: GrantFiled: June 28, 2012Date of Patent: April 8, 2014Assignees: Astex Therapeutics Limited, The Institute of Cancer Research: Royal Cancer Hospital, Cancer Research Technology LimitedInventors: Valerio Berdini, Gordon Saxty, Marinus Leendert Verdonk, Steven John Woodhead, Paul Graham Wyatt, Robert George Boyle, Hannah Fiona Sore, David Winter Walker, Ian Collins, Robert Downham, Robin Arthur Ellis Carr
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Patent number: 8604029Abstract: The invention provides compounds of formula (I), and pharmaceutically acceptable salts thereof wherein: R1, R2, R3, R4, R5, R6, R7, X and X1 are as defined herein. These compounds are useful in the manufacture of medicaments for use in the prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.Type: GrantFiled: November 21, 2007Date of Patent: December 10, 2013Assignee: F2G Ltd British Body CorporateInventors: Robert Downham, Graham Edward Morris Sibley, Lloyd James Payne, Philip Edwards, Gareth Morse Davies
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Patent number: 8530469Abstract: The invention provides a combination comprising an Hsp90 inhibitor compound of the formula (VII): or tautomer or salt thereof and one or more therapeutic agents selected from topoisomerase I inhibitors; antimetabolites; tubulin targeting agents; DNA binder and topoisomerase II inhibitors; alkylating agents; monoclonal antibodies; anti-hormones; signal transduction inhibitors; proteasome inhibitors; DNA methyl transferases; cytokines; retinoids and HDAC or HAT modulators.Type: GrantFiled: October 12, 2011Date of Patent: September 10, 2013Assignee: Astex Therapeutics Ltd.Inventors: Gianni Chessari, Miles Stuart Congreve, Martyn Frederickson, Christopher William Murray, Eva Figueroa Navarro, Alison Jo-Anne Woolford, Maria Grazia Carr, Robert Downham, Michael Alistair O'Brien, Theresa Rachel Phillips, Andrew James Woodhead
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Patent number: 8524705Abstract: The invention provides compounds of formula (I), and pharmaceutically and agriculturally acceptable salts thereof: wherein: R1, R2, R3, R4, R5, R6, R7, R8, A1, L1 and n are as defined herein. These compounds and their pharmaceutically acceptable salts are useful in the manufacture of medicaments for use in the prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.Type: GrantFiled: May 21, 2008Date of Patent: September 3, 2013Assignee: F2G Limited British Body CorporateInventors: Lloyd James Payne, Robert Downham, Graham Edward Morris Sibley, Philip Edwards, Gareth Morse Davies
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Publication number: 20130005702Abstract: The invention provides compounds of the formula (I) having protein kinase B inhibiting activity: Also provided are pharmaceutical compositions containing the compounds, methods for preparing the compounds and their use as anticancer agents.Type: ApplicationFiled: June 28, 2012Publication date: January 3, 2013Applicants: Astex Therapeutics Limited, Cancer Research Technology Limited, The Institute of Cancer Research: Royal Cancer HospitalInventors: Valerio BERDINI, Gordon Saxty, Marinus Leendert Verdonk, Steven John Woodhead, Paul Graham Wyatt, Robert George Boyle, Hanna Fiona Sore, David Winter Walker, Ian Collins, Robert Downham, Robin Arthur Ellis Carr
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Patent number: 8247576Abstract: The invention provides compounds of the formula: (I) having protein kinase B inhibiting activity: wherein A is a saturated hydrocarbon linker group containing from 1 to 7 carbon atoms, the linker group having a maximum chain length of 5 atoms extending between R1 and NR2R3 and a maximum chain length of 4 atoms extending between E and NR2R3, wherein one of the carbon atoms in the linker group may optionally be replaced by an oxygen or nitrogen atom; and wherein the carbon atoms of the linker group A may optionally bear one or more substituents selected from oxo, fluorine and hydroxy, provided that the hydroxy group when present is not located at a carbon atom a with respect to the NR2R3 group and provided that the oxo group when present is located at a carbon atom a with respect to the NR2R3 group; E is a monocyclic or bicyclic carbocyclic or heterocyclic group; R1 is an aryl or heteroaryl group; and R2, R3, R4 and R5 are as defined in the claims.Type: GrantFiled: December 23, 2004Date of Patent: August 21, 2012Assignees: Astex Therapeutics Limited, Institute of Cancer Research: Royal Cancer Hospital, Cancer Research Technology LimitedInventors: Valerio Berdini, Gordon Saxty, Marinus Leendert Verdonk, Steven John Woodhead, Paul Graham Wyatt, Robert George Boyle, Hannah Fiona Sore, David Winter Walker, Ian Collins, Robert Downham, Robin Arthur Ellis Carr
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Patent number: 8106057Abstract: This invention provides methods for treating cancer, particularly hematopoietic tumors of lymphoid or myeloid lineage, prostate cancer, lung cancer, gastrointestinal stromal tumor, breast cancer and melanoma, which comprise administering to the mammal a compound, salt, hydrate, tautomer or N-oxide according to formula (I): and in particular, those of subgenus VIIa These compounds inhibit or modulate the activity of the heat shock protein Hsp90.Type: GrantFiled: May 19, 2010Date of Patent: January 31, 2012Assignee: Astex Therapeutics, Ltd.Inventors: Gianni Chessari, Maria Grazia Carr, Miles Stuart Congreve, Robert Downham, Martyn Frederickson, Christopher William Murray, Eva Figueroa Navarro, Michael Alistair O'Brien, Theresa Rachel Phillips, Andrew James Woodhead
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Patent number: 8101648Abstract: The invention provides compounds of the formula (I): or salts, tautomers, solvates and N-oxides thereof; wherein R1 is hydrogen; R2 is hydroxy or methoxy; R3 is selected from hydrogen; halogen; cyano; optionally substituted C1-5 hydrocarbyl and optionally substituted C1-5 hydrocarbyloxy; R4 is selected from hydrogen; a group —(O)n—R7 where n is 0 or 1 and R7 is an optionally substituted acyclic C1-5 hydrocarbyl group or a monocyclic carbocyclic or heterocyclic group having 3 to 7 ring members; halogen; cyano; hydroxy; amino; and optionally substituted mono- or di-C1-5 hydrocarbyl-amino; or R3 and R4 together form a monocyclic carbocyclic or heterocyclic ring of 5 to 7 ring members; and NR5R6 forms an optionally substituted bicyclic heterocyclic group having 8 to 12 ring members of which up to 5 ring members are heteroatoms selected from oxygen, nitrogen and sulphur. The compounds have activity as Hsp90 inhibitors.Type: GrantFiled: April 13, 2006Date of Patent: January 24, 2012Assignee: Astex Therapeutics, Ltd.Inventors: Gianni Chessari, Miles Stuart Congreve, Eva Figueroa Navarro, Martyn Frederickson, Christopher Murray, Alison Jo-Anne Woolford, Maria Grazia Carr, Michael Alistair O'Brien, Andrew James Woodhead, Robert Downham, Theresa Rachel Phillips