Patents Assigned to IOmet Pharma Ltd.
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Publication number: 20220396577Abstract: Disclosed herein is a compound of formula (I), or a pharmaceutically acceptable salt thereof: (I). Also disclosed herein are uses of a compound disclosed herein in the potential treatment or prevention of an IDO- and/or TDO-associated disease or disorder. Also disclosed herein are compositions comprising a compound disclosed herein. Further disclosed herein are uses of a composition in the potential treatment or prevention of an IDO- and/or TDO-associated disease or disorder.Type: ApplicationFiled: December 14, 2020Publication date: December 15, 2022Applicants: Merck Sharp & Dohme LLC, IOMET PHARMA LTD.Inventors: Yongxin Han, Yongqi Deng, David Jonathan Bennett, Philip M. Cowley, Alan Wise
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Patent number: 11130738Abstract: Provided is a tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO) inhibitor compound for use in medicine, which compound comprises formula (I) wherein X1, and X2 may be the same or different and each is independently selected from C, N, O and S; X3, X4, X5, and X6 may be the same or different and each is independently selected from C and N; each bond represented by a dotted line may be present or absent, provided that at least one such bond is present; R1, R2, R3, R4, R5 and R6 may be present or absent and may be the same or different and each is independently selected from H and a substituted or unsubstituted organic group, provided that the number of R1, R2, R3, R4, R5 and R6 groups present is such that the respective valencies of X1, X2, X3, X4, X5, and X6 are maintained; and wherein at least one of R5 and R6 comprises a group Y, wherein Y is a group having a formula selected from (II), (III), (IV), (V), (VI), (VII) wherein L may be present or absent, and may be a substituted or unsubType: GrantFiled: February 3, 2020Date of Patent: September 28, 2021Assignee: IOmet Pharma Ltd.Inventors: Phillip M. Cowley, Alan Wise, Susan Davis, Michael Kiczun
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Patent number: 11096930Abstract: Disclosed herein are substituted imidazopyridine compounds of formula (I) which are inhibitors of indoleamine 2,3-dioxygenase (IDO) and/or tryptophan-2,3-dioxygenase (TDO) enzymes: (I). Also disclosed herein are uses of the compounds in the potential treatment or prevention of an IDO- and/or TDO-associated disease or disorder. Also disclosed herein are compositions comprising these compounds. Further disclosed herein are uses of the compositions in the potential treatment or prevention of an IDO- and/or TDO-associated disease or disorder.Type: GrantFiled: April 24, 2017Date of Patent: August 24, 2021Assignees: Merck Sharp & Dohme Corp., IOmet Pharma Ltd.Inventors: Phillip M. Cowley, Meredeth Ann McGowan, Thomas J. Brown, Yongxin Han, Kun Liu, Qinglin Pu, Alan Wise, Hongjun Zhang, Hua Zhou
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Patent number: 10858319Abstract: Provided is a tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO) inhibitor compound for use in medicine, which compound comprises the following formula: wherein X1, X2, X3, X4, and X5 may be the same or different and each is independently selected from C, N and O; each atom having a dotted line may independently have a double bond or a single bond, provided that valencies at each atom are maintained; each R1, R2, R3, R4, and R7 may be present or absent and may be the same or different and is selected from H and a substituted or unsubstituted organic group, provided that the number of such R groups present is such that the valencies of X1, X2, X3, X4, and X5 are maintained; one or two R6 groups may be present and are selected from H and a substituted or unsubstituted organic group, provided that the number of R6 groups present is such that the valency of the carbon atom to which they are attached is maintained, and provided that at least one R6 is an organic group comprising an atom doubType: GrantFiled: November 14, 2018Date of Patent: December 8, 2020Assignee: IOMet Pharma Ltd.Inventors: Phillip M. Cowley, Alan Wise, Michael Kiczun, Susan Davis
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Publication number: 20200230117Abstract: Disclosed herein are substituted imidazopyridine compounds of formula (I) which are inhibitors of indoleamine 2,3-dioxygenase (IDO) and/or tryptophan-2,3-dioxygenase (TDO) enzymes: (I). Also disclosed herein are uses of the compounds in the potential treatment or prevention of an IDO- and/or TDO-associated disease or disorder. Also disclosed herein are compositions comprising these compounds. Further disclosed herein are uses of the compositions in the potential treatment or prevention of an IDO- and/or TDO-associated disease or disorder.Type: ApplicationFiled: April 24, 2017Publication date: July 23, 2020Applicants: IOMet Pharma Ltd., Merck Sharp & Dohme Corp.Inventors: Phillip M. Cowley, Meredeth Ann McGowan, Thomas J. Brown, Yongxin Han, Kun Liu, Qinglin Pu, Alan Wise, Hongjun Zhang, Hua Zhou
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Publication number: 20200172492Abstract: Provided is a tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO) inhibitor compound for use in medicine, which compound comprises formula (I) wherein X1, and X2 may be the same or different and each is independently selected from C, N, O and S; X3, X4, X5, and X6 may be the same or different and each is independently selected from C and N; each bond represented by a dotted line may be present or absent, provided that at least one such bond is present; R1, R2, R3, R4, R5 and R6 may be present or absent and may be the same or different and each is independently selected from H and a substituted or unsubstituted organic group, provided that the number of R1, R2, R3, R4, R5 and R6 groups present is such that the respective valencies of X1, X2, X3, X4, X5, and X6 are maintained; and wherein at least one of R5 and R6 comprises a group Y, wherein Y is a group having a formula selected from (II), (III), (IV), (V), (VI), (VII) wherein L may be present or absent, and may be a substituted or unsubType: ApplicationFiled: February 3, 2020Publication date: June 4, 2020Applicant: IOmet Pharma Ltd.Inventors: Phillip M. Cowley, Alan Wise, Susan Davis, Michael Kiczun
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Patent number: 10501458Abstract: Provided is a tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO) inhibitor compound for use in medicine, which compound comprises the general formula (I) detailed within.Type: GrantFiled: July 1, 2016Date of Patent: December 10, 2019Assignees: Iomet Pharma Ltd., Merck Sharp & Dohme Corp.Inventors: Phillip M. Cowley, Alan Wise, Thomas J. Brown, Meredeth A. McGowan, Hua Zhou, Yongxin Han
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Patent number: 10336731Abstract: Provided is a compound having formula (I): wherein R2 is selected from —C1, —Br and —CN; R1 and R4 are independently selected from H and —F; R631, R632, R641 and R642 are independently selected from —H, —F and substituted or unsubstituted C1-C3 alkyl groups; and R651 and R652 are independently selected from H and substituted or unsubstituted C1-C3 alkyl groups and substituted or unsubstituted phenyl groups; and wherein at least one of R631, R632, R641, R642 and R652 is not —H, or wherein when all of R631, R632, R641, R642 and R652 are —H, R651 is not Me or Et.Type: GrantFiled: September 12, 2016Date of Patent: July 2, 2019Assignees: Merck Sharp & Dohme Corp., Iomet Pharma Ltd.Inventors: Phillip M. Cowley, Yongxin Han
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Patent number: 10287252Abstract: Provided is a compound for use in medicine for inhibiting tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO), which compound comprises formula (I) wherein X1, X2, and X7, may be the same or different and each is independently selected from C and N; X3, X4, X5, and X6 may be the same or different and each is independently selected from C, N, O and S wherein when X3 is N it has a double bond and wherein when X6 is N it has a double bond; the dotted line is a bond which may be present or absent; R1, R2, R3, R4, R5, R6, and R7 may be present or absent and may be the same or different and each is independently selected from H and a substituted or unsubstituted organic group, provided that at least one of R2, R3, R4 and R6 comprises a group Y; and provided that the number of R1, R2, R3, R4, R5, R6, and R7 groups present is such that the respective valencies of X1, X2, X3, X4, X5, X6, and X7 are maintained; and wherein Y is a group having a formula selected from (II), (III), (IV), (V) whereinType: GrantFiled: November 2, 2015Date of Patent: May 14, 2019Assignee: IOmet Pharma Ltd.Inventors: Phillip M. Cowley, Alan Wise, Susan Davis, Margaret Huggett, Michael Kiczun
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Publication number: 20190084933Abstract: Provided is a tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO) inhibitor compound for use in medicine, which compound comprises the following formula: wherein X1, X2, X3, X4, and X5 may be the same or different and each is independently selected from C, N and O; each atom having a dotted line may independently have a double bond or a single bond, provided that valencies at each atom arc maintained; each R1, R2, R3, R4, and R7 may be present or absent and may be the same or different and is selected from H and a substituted or unsubstituted organic group, provided that the number of such R groups present is such that the valencies of X1, X2, X3, X4, and X5 are maintained; one or two R6 groups may be present and are selected from H and a substituted or unsubstituted organic group, provided that the number of R6 groups present is such that the valency of the carbon atom to which they are attached is maintained, and provided that at least one R6 is an organic group comprising an atom doubType: ApplicationFiled: November 14, 2018Publication date: March 21, 2019Applicant: IOMet Pharma Ltd.Inventors: Phillip M. Cowley, Alan Wise, Michael Kiczun, Susan Davis
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Patent number: 10167257Abstract: Provided is a tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO) inhibitor compound for use in medicine, which compound comprises the following formula: wherein X1, X2, X3, X4, and X5 may be the same or different and each is independently selected from C, N and O; each atom having a dotted line may independently have a double bond or a single bond, provided that valencies at each atom are maintained; each R1, R2, R3, R4, R5, and R7 may be present or absent and may be the same or different and is selected from H and a substituted or unsubstituted organic group, provided that the number of such R groups present is such that the valencies of X1, X2, X3, X4, and X5 are maintained; one or two R6 groups may be present and are selected from H and a substituted or unsubstituted organic group, provided that the number of R6 groups present is such that the valency of the carbon atom to which they are attached is maintained, and provided that at least one R6 is an organic group comprising an atomType: GrantFiled: March 19, 2015Date of Patent: January 1, 2019Assignee: Iomet Pharma Ltd.Inventors: Phillip M. Cowley, Alan Wise, Michael Kiczun, Susan Davis
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Patent number: 10155972Abstract: Provided is a high-throughput coupled enzyme method of screening for a tryptophan-2,3-dioxygenase (TDO) inhibitor compound and/or an indoleamine-2,3-dioxygenase (IDO) inhibitor compound, which method comprises: (a) reacting tryptophan with isolated IDO and/or isolated TDO in the presence of a test compound to form N-formylkynurenine; (b) reacting N-formylkynurenine from step (a) with isolated kynurenine formamidase to form kynurenine; and (c) detecting the kynurenine produced in step (b) and determining whether the test compound is a TDO and/or an IDO inhibitor compound or not from the presence or absence or quantity of the detected kynurenine, wherein step (a) is conducted in the presence of a reducing system suitable for converting IDO and/or TDO from the Fe3+ to the Fe2+ state, and which does not prevent the formation of kynurenine in step (c).Type: GrantFiled: December 18, 2014Date of Patent: December 18, 2018Assignee: Iomet Pharma Ltd.Inventors: Bill Hunter, Stuart McElroy, Alan Wise
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Publication number: 20180354908Abstract: Provided is a tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO) inhibitor compound for use in medicine, which compound comprises formula (I) wherein X1, and X2 may be the same or different and each is independently selected from C, N, O and S; X3, X4, X5, and X6 may be the same or different and each is independently selected from C and N; each bond represented by a dotted line may be present or absent, provided that at least one such bond is present; R1, R2, R3, R4, R5 and R6 may be present or absent and may be the same or different and each is independently selected from H and a substituted or unsubstituted organic group, provided that the number of R1, R2, R3, R4, R5 and R6 groups present is such that the respective valencies of X1, X2, X3, X4, X5, and X6 are maintained; and wherein at least one of R5 and R6 comprises a group Y, wherein Y is a group having a formula selected from (II), (III), (IV), (V), (VI), (VII) wherein L may be present or absent, and may be a substituted or unsubType: ApplicationFiled: November 2, 2015Publication date: December 13, 2018Applicant: IOmet Pharma Ltd.Inventors: Phillip M. Cowley, Alan Wise, Susan Davis, Michael Kiczun
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Publication number: 20180258075Abstract: Provided is a compound having formula (I): wherein R2 is selected from —C1, —Br and —CN; R1 and R4 are independently selected from H and —F; R631, R632, R641 and R642 are independently selected from —H, —F and substituted or unsubstituted C1-C3 alkyl groups; and R651 and R652 are independently selected from H and substituted or unsubstituted C1-C3 alkyl groups and substituted or unsubstituted phenyl groups; and wherein at least one of R631, R632, R641, R642 and R652 is not —H, or wherein when all of R631, R632, R641, R642 and R652 are —H, R651 is not Me or Et.Type: ApplicationFiled: September 12, 2016Publication date: September 13, 2018Applicants: Merck Sharp & Dohme Corp., IOmet Pharma Ltd.Inventors: Phillip M. Cowley, Yongxin Han
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Patent number: 10047074Abstract: Provided is a tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO) inhibitor compound for use in medicine, which compound comprises the following formula (I): wherein X1 is selected from C and N; X3 and X5 may be the same or different and each is independently selected from C, N, O and S; Y is selected from N and O; Z is selected from C, N and O; each bond represented by a dotted line may independently be a double bond or a single bond, provided that valencies at each ring atom are maintained and provided that the ring Q contains at least one double bond and provided that the atom N has a double bond; R3 and R5 may be present or absent and may be the same or different and each is independently selected from H and a substituted or unsubstituted organic group, provided that the number of R3 groups present is such that the valency of X3 is maintained, and the number of R5 groups present is such that the valency of X5 is maintained; each R11 and R12 may be present or absent and may be the samType: GrantFiled: August 13, 2015Date of Patent: August 14, 2018Assignees: Merck Sharp & Dohme Corp., Iomet Pharma LTD.Inventors: Phillip M. Cowley, Alan Wise, Margaret Huggett
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Publication number: 20180186787Abstract: Provided is a tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO) inhibitor compound for use in medicine, which compound comprises the general formula (I) detailed within.Type: ApplicationFiled: July 1, 2016Publication date: July 5, 2018Applicants: Merck Sharp & Dohme Corp., IOmet Pharma ltd.Inventors: Phillip M. Cowley, Alan Wise, Thomas J. Brown, Meredeth A. McGowan, Hua Zhou, Yongxin Han
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Patent number: 9931347Abstract: Provided is a tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO) inhibitor compound for use in medicine, which compound comprises the following formula: wherein X2, X4, X10, and X11 may be the same or different and each is independently selected from C and N; X1, X3, X5, X6, X7, X8, and X9 may be the same or different and each is independently selected from C, N and O; each bond having a dotted line may independently be a double bond or a single bond, provided that valencies at each atom are maintained; the dotted lines joining X4 with the carbon atoms either side of X2 are single bonds, and are only present when X2 is absent, X3 is absent and X4 is C, and when these bonds are present the ring carbons on each side of X2 are not directly bonded to each other; each R1 may be present or absent and may be the same or different and is selected from H and a substituted or unsubstituted organic group, provided that the number of R1 groups present is such that the valency of X1 is maintaineType: GrantFiled: December 2, 2014Date of Patent: April 3, 2018Assignee: IOmet Pharma Ltd.Inventors: Phillip Martin Cowley, Alan Wise, Margaret Huggett
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Publication number: 20180037553Abstract: Provided is a compound for use in medicine for inhibiting tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO), which compound comprises formula (I) wherein X1, X2, and X7, may be the same or different and each is independently selected from C and N; X3, X4, X5, and X6 may be the same or different and each is independently selected from C, N, O and S wherein when X3 is N it has a double bond and wherein when X6 is N it has a double bond; the dotted line is a bond which may be present or absent; R1, R2, R3, R4, R5, R6, and R7 may be present or absent and may be the same or different and each is independently selected from H and a substituted or unsubstituted organic group, provided that at least one of R2, R3, R4 and R6 comprises a group Y; and provided that the number of R1, R2, R3, R4, R5, R6, and R7 groups present is such that the respective valencies of X1, X2, X3, X4, X5, X6, and X7 are maintained; and wherein Y is a group having a formula selected from (II), (III), (IV), (V) whereinType: ApplicationFiled: November 2, 2015Publication date: February 8, 2018Applicant: IOmet Pharma Ltd.Inventors: Phillip M. Cowley, Alan Wise, Susan Davis, Margaret Huggett, Michael Kiczun
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Publication number: 20170267668Abstract: Provided is a tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO) inhibitor compound for use in medicine, which compound comprises the following formula (I): wherein X1 is selected from C and N; X3 and X5 may be the same or different and each is independently selected from C, N, O and S; Y is selected from N and O; Z is selected from C, N and O; each bond represented by a dotted line may independently be a double bond or a single bond, provided that valencies at each ring atom are maintained and provided that the ring Q contains at least one double bond and provided that the atom N has a double bond; R3 and R5 may be present or absent and may be the same or different and each is independently selected from H and a substituted or unsubstituted organic group, provided that the number of R3 groups present is such that the valency of X3 is maintained, and the number of R5 groups present is such that the valency of X5 is maintained; each R11 and R12 may be present or absent and may be the samType: ApplicationFiled: August 13, 2015Publication date: September 21, 2017Applicant: IOmet Pharma Ltd.Inventors: Phillip M. COWLEY, Alan WISE, Margaret Huggett
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Publication number: 20170107178Abstract: Provided is a tryptophan-2,3-dioxygenase (TDO) and/or indoleamine-2,3-dioxygenase (IDO) inhibitor compound for use in medicine, which compound comprises the following formula: wherein X1, X2, X3, X4, and X5 may be the same or different and each is independently selected from C, N and O; each atom having a dotted line may independently have a double bond or a single bond, provided that valencies at each atom are maintained; each R1, R2, R3, R4, R5, and R7 may be present or absent and may be the same or different and is selected from H and a substituted or unsubstituted organic group, provided that the number of such R groups present is such that the valencies of X1, X2, X3, X4, and X5 are maintained; one or two R6 groups may be present and are selected from H and a substituted or unsubstituted organic group, provided that the number of R6 groups present is such that the valency of the carbon atom to which they are attached is maintained, and provided that at least one R6 is an organic group comprising an atomType: ApplicationFiled: March 19, 2015Publication date: April 20, 2017Applicant: IOMET PHARMA LTD.Inventors: Phillip M. COWLEY, Alan WISE, Michael KICZUN, Susan DAVIS