Patents by Inventor Tetsuo TOGA
Tetsuo TOGA 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: 10391076Abstract: The present invention relates to an anticancer agent having a high safety and a superior anticancer activity, and anticancer agent containing, as an active ingredient, an aminoacetonitrile compound represented by the formula (I) wherein R1 is a hydrogen atom, an alkyl group and the like, R2, R3, and R4 are the same or different and each is a hydrogen atom, an alkyl group and the like, R5 and R6 are the same or different and each is a hydrogen atom, a halogen atom and the like, m is 0 or 1, R is a halogen atom, a cyano group, a nitro group, a phenyl group optionally substituted by an alkyl group and the like, an alkyl group and the like, Ar1 is a phenyl group, a naphthyl group, a pyridyl group, a pyrazolyl group, or the like, each of which is optionally substituted by a halogen atom, a cyano group, a nitro group, alkyl group and the like, and W is —O—, —S—, —SO2—, or —N(R7)— wherein R7 is a hydrogen atom, a (C1-C6)alkyl group and the like, or a pharmacologically acceptable salt thereof.Type: GrantFiled: February 24, 2016Date of Patent: August 27, 2019Assignee: Pitney Pharmaceuticals Pty Ltd.Inventors: Nobuharu Andoh, Osamu Sanpei, Tetsuo Toga, David Lawson Morris, Roger Aston, Koji Tanaka, Tomokazu Hino
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Patent number: 10292960Abstract: The present invention relates to an anticancer agent having a high safety and a superior anticancer activity, and an anticancer agent containing, as an active ingredient, an aminoacetonitrile compound represented by the formula (I) wherein R1 is a hydrogen atom, an alkyl group and the like, R2, R3, and R4 are the same or different and each is a hydrogen atom, an alkyl group and the like, R5 and R6 are the same or different and each is a hydrogen atom, a halogen atom and the like, m is 0 or 1, R is a halogen atom, a cyano group, a nitro group, a phenyl group optionally substituted by an alkyl group and the like, an alkyl group and the like, Ar1 is a phenyl group, a naphthyl group, a pyridyl group, a pyrazolyl group, or the like, each of which is optionally substituted by a halogen atom, a cyano group, a nitro group, alkyl group and the like, and W is —O—, —S—, —SO2—, or —N(R7)— wherein R7 is a hydrogen atom, a (C1-C6) alkyl group and the like, or a pharmacologically acceptable salt thereof.Type: GrantFiled: January 23, 2018Date of Patent: May 21, 2019Assignee: PITNEY PHARMACEUTICALS PTY LIMITEDInventors: Nobuharu Andoh, Osamu Sanpei, Tetsuo Toga, David Morris, Roger Aston, Koji Tanaka, Tomokazu Hino
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Publication number: 20180243255Abstract: The present invention relates to an anticancer agent having a high safety and a superior anticancer activity, and anticancer agent containing, as an active ingredient, an aminoacetonitrile compound represented by the formula (I) wherein R1 is a hydrogen atom, an alkyl group and the like, R2, R3, and R4 are the same or different and each is a hydrogen atom, an alkyl group and the like, R5 and R6 are the same or different and each is a hydrogen atom, a halogen atom and the like, m is 0 or 1, R is a halogen atom, a cyano group, a nitro group, a phenyl group optionally substituted by an alkyl group and the like, an alkyl group and the like, Ar1 is a phenyl group, a naphthyl group, a pyridyl group, a pyrazolyl group, or the like, each of which is optionally substituted by a halogen atom, a cyano group, a nitro group, alkyl group and the like, and W is —O—, —S—, —SO2—, or —N(R7)— wherein R7 is a hydrogen atom, a (C1-C6)alkyl group and the like, or a pharmacologically acceptable salt thereof.Type: ApplicationFiled: February 24, 2016Publication date: August 30, 2018Applicant: Pitney Pharmaceuticals Pty LimitedInventors: Nobuharu ANDOH, Osamu SANPEI, Tetsuo TOGA, David Lawson MORRIS, Roger ASTON, Koji TANAKA, Tomokazu HINO
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Publication number: 20180207124Abstract: The present invention relates to an anticancer agent having a high safety and a superior anticancer activity, and an anticancer agent containing, as an active ingredient, an aminoacetonitrile compound represented by the formula (I) wherein R1 is a hydrogen atom, an alkyl group and the like, R2, R3, and R4 are the same or different and each is a hydrogen atom, an alkyl group and the like, R5 and R6 are the same or different and each is a hydrogen atom, a halogen atom and the like, m is 0 or 1, R is a halogen atom, a cyano group, a nitro group, a phenyl group optionally substituted by an alkyl group and the like, an alkyl group and the like, Ar1 is a phenyl group, a naphthyl group, a pyridyl group, a pyrazolyl group, or the like, each of which is optionally substituted by a halogen atom, a cyano group, a nitro group, alkyl group and the like, and W is —O—, —S—, —SO2—, or —N(R7)—wherein R7 is a hydrogen atom, a (C1-C6) alkyl group and the like, or a pharmacologically acceptable salt thereof.Type: ApplicationFiled: January 23, 2018Publication date: July 26, 2018Applicant: PITNEY PHARMACEUTICALS PTY LIMITEDInventors: Nobuharu ANDOH, Osamu SANPEI, Tetsuo TOGA, David MORRIS, Roger ASTON, Koji TANAKA, Tomokazu HINO
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Patent number: 9907778Abstract: The present invention relates to an anticancer agent having a high safety and a superior anticancer activity, and an anticancer agent containing, as an active ingredient, an aminoacetonitrile compound represented by the formula (I) wherein R1 is a hydrogen atom, an alkyl group and the like, R2, R3, and R4 are the same or different and each is a hydrogen atom, an alkyl group and the like, R5 and R6 are the same or different and each is a hydrogen atom, a halogen atom and the like, m is 0 or 1, R is a halogen atom, a cyano group, a nitro group, a phenyl group optionally substituted by an alkyl group and the like, an alkyl group and the like, Ar1 is a phenyl group, a naphthyl group, a pyridyl group, a pyrazolyl group, or the like, each of which is optionally substituted by a halogen atom, a cyano group, a nitro group, alkyl group and the like, and W is —O—, —S—, —SO2—, or —N(R7)— wherein R7 is a hydrogen atom, a (C1-C6)alkyl group and the like, or a pharmacologically acceptable salt thereof.Type: GrantFiled: September 12, 2014Date of Patent: March 6, 2018Assignee: Pitney Pharmaceuticals Pty LimitedInventors: Nobuharu Andoh, Osamu Sanpei, Tetsuo Toga, David Lawson Morris, Roger Aston, Koji Tanaka, Tomokazu Hino
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Publication number: 20160213640Abstract: The present invention relates to an anticancer agent having a high safety and a superior anticancer activity, and an anticancer agent containing, as an active ingredient, an aminoacetonitrile compound represented by the formula (I) wherein R1 is a hydrogen atom, an alkyl group and the like, R2, R3, and R4 are the same or different and each is a hydrogen atom, an alkyl group and the like, R5 and R6 are the same or different and each is a hydrogen atom, a halogen atom and the like, m is 0 or 1, R is a halogen atom, a cyano group, a nitro group, a phenyl group optionally substituted by an alkyl group and the like, an alkyl group and the like, Ar1 is a phenyl group, a naphthyl group, a pyridyl group, a pyrazolyl group, or the like, each of which is optionally substituted by a halogen atom, a cyano group, a nitro group, alkyl group and the like, and W is —O—, —S—, —SO2—, or —N(R7)— wherein R7 is a hydrogen atom, a (C1-C6)alkyl group and the like, or a pharmacologically acceptable salt thereof.Type: ApplicationFiled: September 12, 2014Publication date: July 28, 2016Applicants: NIHON NOHYAKU CO., LTD., PITNEY PHARMACEUTICALS PTY LIMITEDInventors: Nobuharu ANDOH, Osamu SANPEI, Tetsuo TOGA, David Lawson MORRIS, Roger ASTON, Koji TANAKA, Tomokazu HINO