Patents by Inventor Jun Terauchi
Jun Terauchi 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: 9475822Abstract: The present invention provides a novel amide derivative having a matrix metalloproteinase inhibitory activity, and useful as a pharmaceutical agent, which is a compound represented by the formula (I) wherein ring A is an optionally substituted, nitrogen containing heterocycle, ring B is an optionally substituted monocyclic homocycle or an optionally substituted monocyclic heterocycle, Z is N or NR1 (R1 is a hydrogen atom or an optionally substituted hydrocarbon group), is a single bond or a double bond, R2 is a hydrogen atom or an optionally substituted hydrocarbon group, X is an optionally substituted spacer having 1 to 6 atoms, ring C is (1) an optionally substituted homocycle or (2) an optionally substituted heterocycle other than a ring represented by (II) (X? is S, O, SO, or CH2), and at least one of ring B and ring C has substituent(s), provided that N-{(1S,2R)-1-(3,5-difluorobenzyl)-3-[(3-ethylbenzyl)amino]2 hydroxypropyl} 5,6 dimethyl 4 oxo 1,4 dihydrothieno[2,3-d]pyrimidine-2-carboxamide is excluded,Type: GrantFiled: July 29, 2015Date of Patent: October 25, 2016Assignee: Takeda Pharmaceutical Company LimitedInventors: Jun Terauchi, Hiroshi Nara, Hideyuki Oki, Kenjiro Sato
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Patent number: 9212149Abstract: The present invention provides a novel amide derivative having a matrix metalloproteinase inhibitory activity, and useful as a pharmaceutical agent, which is a compound represented by the formula (I) wherein ring A is an optionally substituted, nitrogen-containing heterocycle, ring B is an optionally substituted monocyclic homocycle or an optionally substituted monocyclic heterocycle, Z is N or NR1 (R1 is a hydrogen atom or an optionally substituted hydrocarbon group), is a single bond or a double bond, R2 is a hydrogen atom or an optionally substituted hydrocarbon group, X is an optionally substituted spacer having 1 to 6 atoms, ring C is (1) an optionally substituted homocycle or (2) an optionally substituted heterocycle other than a ring represented by (II) (X? is S, O, SO, or CH2), and at least one of ring B and ring C has substituent(s), provided that N-{(1S,2R)-1-(3,5-difluorobenzyl)-3-[(3-ethylbenzyl)amino]-2-hydroxypropyl}-5,6-dimethyl-4-oxo-1,4-dihadrothieno[2,3-d]pyrimidine-2-carboxamide is excludeType: GrantFiled: April 28, 2005Date of Patent: December 15, 2015Assignee: Takeda Pharmaceutical Company LimitedInventors: Jun Terauchi, Hiroshi Nara, Hideyuki Oki, Kenjiro Sato
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Publication number: 20150329556Abstract: The present invention provides a novel amide derivative having a matrix metalloproteinase inhibitory activity, and useful as a pharmaceutical agent, which is a compound represented by the formula (I) wherein ring A is an optionally substituted, nitrogen containing heterocycle, ring B is an optionally substituted monocyclic homocycle or an optionally substituted monocyclic heterocycle, Z is N or NR1 (R1 is a hydrogen atom or an optionally substituted hydrocarbon group), is a single bond or a double bond, R2 is a hydrogen atom or an optionally substituted hydrocarbon group, X is an optionally substituted spacer having 1 to 6 atoms, ring C is (1) an optionally substituted homocycle or (2) an optionally substituted heterocycle other than a ring represented by (II) (X? is S, O, SO, or CH2), and at least one of ring B and ring C has substituent(s), provided that N-{(1S,2R)-1-(3,5-difluorobenzyl)-3-[(3-ethylbenzyl)amino]2 hydroxypropyl}5,6 dimethyl 4 oxo 1,4 dihydrothieno[2,3-d]pyrimidine-2-carboxamide is excluded,Type: ApplicationFiled: July 29, 2015Publication date: November 19, 2015Inventors: Jun Terauchi, Hiroshi Nara, Hideyuki Oki, Kenjiro Sato
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Patent number: 8183285Abstract: The present invention provides a therapeutic agent and methods thereof for the treatment for irritable bowel syndrome. The agent comprises a compound represented by formula (I): wherein, R1 represents an optionally substituted hydrocarbon group, etc., R2 represents a hydrogen atom or an optionally substituted hydrocarbon group, R3 represents a hydrogen atom, an optionally substituted hydrocarbon group, etc., X represents CHR4, NR4, CO, O or S (wherein, R4 represents a hydrogen atom, an optionally substituted hydrocarbon group, etc.), Y represents C, CH or N, represents a single bond or double bond, ring A represents an optionally substituted 5- to 7-membered oxygen-containing heterocyclic ring, ring B represents an optionally substituted benzene ring, and m represents an integer of 1 to 4, or a salt thereof, wherein the compound represented by formula (I) or a salt thereof is (S)—N-[2-(1,6,7,8-tetrahydro-2H-indeno[5,4-b]furan-8-yl)ethyl]propionamide.Type: GrantFiled: June 29, 2010Date of Patent: May 22, 2012Assignee: Takeda Pharmaceutical Company LimitedInventors: Jun Terauchi, Fumihiko Sato, Nobuhiro Inatomi
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Patent number: 7915267Abstract: The present invention provides a novel amide compound represented by the following formula, which has a matrix metalloproteinase inhibitory activity and is useful as a pharmaceutical agent. wherein each symbol is as defined in the specification.Type: GrantFiled: October 27, 2006Date of Patent: March 29, 2011Assignee: Takeda Pharmaceutical Company LimitedInventors: Hiroshi Nara, Akira Kaieda, Kenjiro Sato, Jun Terauchi
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Publication number: 20100267821Abstract: The present invention provides a prophylactic or therapeutic agent for irritable bowel syndrome, which comprises a compound represented by formula (I): wherein, R1 represents an optionally substituted hydrocarbon group, etc., R2 represents a hydrogen atom or an optionally substituted hydrocarbon group, R3 represents a hydrogen atom, an optionally substituted hydrocarbon group, etc., X represents CHR4, NR4, CO, O or S (wherein, R4 represents a hydrogen atom, an optionally substituted hydrocarbon group, etc.), Y represents C, CH or N, represents a single bond or double bond, ring A represents an optionally substituted 5- to 7-membered oxygen-containing heterocyclic ring, ring B represents an optionally substituted benzene ring, and m represents an integer of 1 to 4, or a salt thereof.Type: ApplicationFiled: June 29, 2010Publication date: October 21, 2010Applicant: Takeda Pharmaceutical Company LimitedInventors: Jun Terauchi, Fumihiko Sato, Nobuhiro Inatomi
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Publication number: 20090137603Abstract: The present invention provides a novel amide compound represented by the following formula, which has a matrix metalloproteinase inhibitory activity and is useful as a pharmaceutical agent. wherein each symbol is as defined in the specification.Type: ApplicationFiled: October 27, 2006Publication date: May 28, 2009Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITEDInventors: Hiroshi Nara, Akira Kaieda, Kenjiro Sato, Jun Terauchi
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Publication number: 20090048325Abstract: The present invention provides a prophylactic or therapeutic agent for irritable bowel syndrome, which comprises a compound represented by formula (I): wherein, R1 represents an optionally substituted hydrocarbon group, etc., R2 represents a hydrogen atom or an optionally substituted hydrocarbon group, R3 represents a hydrogen atom, an optionally substituted hydrocarbon group, etc., X represents CHR4, NR4, CO, O or S (wherein, R4 represents a hydrogen atom, an optionally substituted hydrocarbon group, etc.), Y represents C, CH or N, represents a single bond or double bond, ring A represents an optionally substituted 5- to 7-membered oxygen-containing heterocyclic ring, ring B represents an optionally substituted benzene ring, and m represents an integer of 1 to 4, or a salt thereof.Type: ApplicationFiled: March 19, 2007Publication date: February 19, 2009Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITEDInventors: Jun Terauchi, Fumihiko Sato, Nobuhiro Inatomi
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Publication number: 20080027050Abstract: The present invention provides a novel amide derivative having a matrix metalloproteinase inhibitory activity, and useful as a pharmaceutical agent, which is a compound represented by the formula (I) wherein ring A is an optionally substituted, nitrogen-containing heterocycle, ring B is an optionally substituted monocyclic homocycle or an optionally substituted monocyclic heterocycle, Z is N or NR1 (R1 is a hydrogen atom or an optionally substituted hydrocarbon group), is a single bond or a double bond, R2 is a hydrogen atom or an optionally substituted hydrocarbon group, X is an optionally substituted spacer having 1 to 6 atoms, ring C is (1) an optionally substituted homocycle or (2) an optionally substituted heterocycle other than a ring represented by (II) (X? is S, O, SO, or CH2), and at least one of ring B and ring C has substituent(s), provided that N-{(1S,2R)-1-(3,5-difluorobenzyl)-3-[(3-ethylbenzyl)amino]-2-hydroxypropyl}-5,6-dimethyl-4-oxo-1,4-dihadrothieno[2,3-d]pyrimidine-2-carboxamide is excludeType: ApplicationFiled: April 28, 2005Publication date: January 31, 2008Applicant: Takeda Pharmaceutical Company LimitedInventors: Jun Terauchi, Haruhiko Kuno, Hiroshi Nara, Hideyuki Oki, Kenjiro Sato
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Patent number: 7256204Abstract: A compound of the formula: wherein Ar is an aromatic ring assembly group which may be substituted or a fused aromatic group which may be substituted; X is (i) a bond, (ii) —S—, —SO— or —SO2—, (iii) C1-6 alkylene, C2-6 alkenylene or C2-6 alkynylene, etc.Type: GrantFiled: August 21, 2003Date of Patent: August 14, 2007Assignee: Takeda Pharmaceutical Company LimitedInventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana
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Publication number: 20070173498Abstract: A melanin-concentrating hormone antagonist which comprises a compound of the formula: wherein Ar1 is a cyclic group which may have substituents; X is a spacer having a main chain of 1 to 6 atoms; Y is a bond or a spacer having a main chain of 1 to 6 atoms; Ar is a monocyclic aromatic ring which may be condensed with a 4 to 8 membered non-aromatic ring, and may have further substituents; R1 and R2 are independently hydrogen atom or a hydrocarbon group which may have substituents; R1 and R2, together with the adjacent nitrogen atom, may form a nitrogen-containing hetero ring which may have substituents; R2 may form a spiro ring together with Ar; or R2, together with the adjacent nitrogen atom and Y, may form a nitrogen-containing hetero ring which may have substituents; or a salt thereof; which is useful as an agent for preventing or treating obesity, etc.Type: ApplicationFiled: September 12, 2005Publication date: July 26, 2007Inventors: Kaneyoshi Kato, Jun Terauchi, Masaaki Mori, Nobuhiro Suzuki, Yukio Shimomura, Shiro Takekawa, Yuji Ishihara
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Patent number: 7229986Abstract: A melanin-concentrating hormone antagonist comprising a compound of the formula: wherein R is hydrogen atom or a cyclic group which may be substituted; X is a bond or a spacer having a main chain of 1 to 10 atoms; Y is a spacer having a main chain of 1 to 6 atoms; ring A is benzene ring which may be further substituted; ring B is a 5- to 9-membered nitrogen-containing non-aromatic heterocyclic ring which may be further substituted; R1 and R2 are the same or different and are hydrogen atom, a hydrocarbon group which may be substituted or a heterocyclic group which may be substituted; or R1 and R2, together with the adjacent nitrogen atom, may form a nitrogen-containing heterocyclic ring which may be substituted; or R2, together with the adjacent nitrogen atom and Y, may form a nitrogen-containing heterocyclic ring which may be substituted; or a salt thereof is useful as a preventive or therapeutic agent for obesity, etc.Type: GrantFiled: May 15, 2001Date of Patent: June 12, 2007Assignee: Takeda Pharmaceutical Company Ltd.Inventors: Yuji Ishihara, Jun Terauchi, Nobuhiro Suzuki, Shiro Takekawa, Kazuyoshi Aso
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Patent number: 7115750Abstract: A melanin-concentrating hormone antagonist which comprises a compound of the formula: wherein Ar1 is a cyclic group which may have substituents; X is a spacer having a main chain of 1 to 6 atoms; Y is a bond or a spacer having a main chain of 1 to 6 atoms; Ar is a monocyclic aromatic ring which may be condensed with a 4 to 8 membered non-aromatic ring, and may have further substituents; R1 and R2 are independently hydrogen atom or a hydrocarbon group which may have substituents; R1 and R2, together with the adjacent nitrogen atom, may form a nitrogen-containing hetero ring which may have substituents; R2 may form a spiro ring together with Ar; or R2, together with the adjacent nitrogen atom and Y, may form a nitrogen-containing hetero ring which may have substituents; or a salt thereof; which is useful as an agent for preventing or treating obesity, etc.Type: GrantFiled: September 19, 2000Date of Patent: October 3, 2006Assignee: Takeda Pharmaceutical Company LimitedInventors: Kaneyoshi Kato, Jun Terauchi, Masaaki Mori, Nobuhiro Suzuki, Yukio Shimomura, Shiro Takekawa, Yuji Ishihara
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Publication number: 20040077867Abstract: A compound of the formula: 1Type: ApplicationFiled: August 21, 2003Publication date: April 22, 2004Inventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana
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Patent number: 6613805Abstract: A compound of the formula: wherein Ar is an aromatic ring assembly group which may be substituted or a fused aromatic group which may be substituted; X is (i) a bond, (ii) —S—, —SO— or —SO2—, (iii) C1-6 alkylene, C2-6 alkenylene or C2-6 alkynylene, etc.Type: GrantFiled: August 16, 2001Date of Patent: September 2, 2003Assignee: Takeda Chemical Industries, Ltd.Inventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana
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Publication number: 20030158177Abstract: A melanin-concentrating hormone antagonist comprising a compound of the formula: 1Type: ApplicationFiled: November 12, 2002Publication date: August 21, 2003Inventors: Yuji Ishihara, Jun Terauchi, Nobuhiro Suzuki, Shiro Takekawa, Kazuyoshi Aso
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Patent number: 6586475Abstract: A compound of the formula: wherein Ar is an aromatic group; X and Y are a bivalent group selected from —O—, —S—, —CO—, —SO2—, —NR8—, —CONR8—, SO2NR8 and —COO— (wherein R8 is H, a hydrocarbon group or acyl), or a bivalent C1-6 aliphatic hydrocarbon group which may contain one or two above bivalent groups; R1 and R2 are H or C1-6 alkyl, or R1 and R2 may form, together with the adjacent nitrogen atom, a nitrogen-containing heterocyclic ring; and ring A is a monocyclic aromatic ring, or a salt thereof or a prodrug thereof exhibits an excellent inhibitory activity of the production and/or the secretion of amyloid-&bgr; protein.Type: GrantFiled: June 5, 2001Date of Patent: July 1, 2003Assignee: Takeda Chemical Industries, Ltd.Inventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana
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Publication number: 20020032189Abstract: A compound of the formula: 1Type: ApplicationFiled: August 16, 2001Publication date: March 14, 2002Inventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana
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Patent number: 6329389Abstract: The present invention provides a compound of the formula: wherein Ar represents an aromatic group which may be substituted; X represents methylene, S, SO, SO2 or CO; Y represents a spacer having a main chain of 2 to 5 atoms; n represents an integer of 1 to 5; i) R1 and R2 each represents a hydrogen atom or a lower alkyl which may be substituted, ii) R1 and R2 form, taken together with the adjacent nitrogen atom, a nitrogen-containing heterocyclic ring which may be substituted, or iii) R1 or R2 together with —(CH2)n—N═ form, bonded to a component atom of Ring B, a spiro-ring which may be substituted; Ring A represents an aromatic ring which may be substituted; Ring B represents a 4- to 7-membered nitrogen-containing non-aromatic ring which may be further substituted by alkyl or acyl, with a proviso that X represents S, SO, SO2 or CO when Ring A has as a substituent a group represented by the formula: —NHCOR11 where R11 represents alkyl, alkoxyalkyl, alkylthioType: GrantFiled: November 19, 1999Date of Patent: December 11, 2001Assignee: Takeda Chemical Industries, Ltd.Inventors: Nobuhiro Suzuki, Kaneyoshi Kato, Shiro Takekawa, Jun Terauchi, Satoshi Endo
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Patent number: 6310107Abstract: A compound of the formula: wherein Ar is an aromatic ring assembly group which may be substituted or a fused aromatic group which may be substituted; X is (i) a bond, (ii) —S—, —SO— or —SO2—, (iii) C1-6 alkylene, C2-6 alkenylene or C2-6 alkynylene, etc.Type: GrantFiled: June 21, 1999Date of Patent: October 30, 2001Assignee: Takeda Chemical Industries, Ltd.Inventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana