Patents by Inventor Paschalis Dimopoulos
Paschalis Dimopoulos 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: 8946211Abstract: A compound represented by the general formula: or a pharmaceutically acceptable salt thereof or a solvate thereof, wherein Ring A is a C6-14 aryl group or the like, L is —NReCO— or the like (wherein Re is a hydrogen atom or the like), Ring B is a C6-14 aryl group or the like, X is a C1-3 alkylene group or the like, Y is a single bond or the like, Z is a C1-3 alkylene group or the like, R1 and R2 are each independently a hydrogen atom or the like, and R3, R4, R5 and R6 are independently a hydrogen atom, a halogen atom or the like, has an A? production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease caused by A? and typified by Alzheimer-type dementia.Type: GrantFiled: March 14, 2013Date of Patent: February 3, 2015Assignee: Eisai R&D Management Co., Ltd.Inventors: Yuichi Suzuki, Takafumi Motoki, Toshihiko Kaneko, Mamoru Takaishi, Tasuku Ishida, Yoichi Kita, Kunitoshi Takeda, Noboru Yamamoto, Afzal Khan, Paschalis Dimopoulos
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Patent number: 8946210Abstract: A compound represented by the general formula: or a pharmaceutically acceptable salt thereof or a solvate thereof, wherein Ring A is a C6-14 aryl group or the like, L is —NReCO— or the like (wherein Re is a hydrogen atom or the like), Ring B is a C6-14 aryl group or the like, X is a C1-3 alkylene group or the like, Y is a single bond or the like, Z is a C1-3 alkylene group or the like, R1 and R2 are each independently a hydrogen atom or the like, and R3, R4, R5 and R6 are independently a hydrogen atom, a halogen atom or the like, has an A? production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease caused by A? and typified by Alzheimer-type dementia.Type: GrantFiled: December 21, 2011Date of Patent: February 3, 2015Assignee: Eisai R&D Management Co., Ltd.Inventors: Yuichi Suzuki, Takafumi Motoki, Toshihiko Kaneko, Mamoru Takaishi, Tasuku Ishida, Yoichi Kita, Kunitoshi Takeda, Noboru Yamamoto, Afzal Khan, Paschalis Dimopoulos
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Patent number: 8822455Abstract: The present invention relates to a fused aminodihydrothiazine derivative of formula (I): wherein R is hydrogen or C1-6alkyl, optionally substituted by one to five halogen atoms; n is 0, 1, 2 or 3; Ar is phenyl or a 5- or 6-membered heteroaromatic group containing 1, 2 or 3 N atoms, which Ar is optionally substituted by one to three substituents selected from hal, hydroxyl, —CN, C1-6alkyl, C2-3alkenyl, C2-3alkynyl, C1-6alkoxy, C3-6cycloalkoxy and pyrazine, where C1-6alkyl and C1-6alkoxy are optionally substituted by one to three halogen atoms; and pharmaceutically acceptable salts thereof; which compound has an A? production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease caused by A? and typified by Alzheimer-type dementia.Type: GrantFiled: January 5, 2012Date of Patent: September 2, 2014Assignee: Eisai R&D Management Co., Ltd.Inventors: Paschalis Dimopoulos, Adrian Hall, Yoichi Kita, Andrew Madin, Nicola Louise Shuker
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Publication number: 20140011802Abstract: The present invention relates to a fused aminodihydrothiazine derivative of formula (I): wherein R is hydrogen or C1-6 alkyl, optionally substituted by one to five halogen atoms; n is 0, 1, 2 or 3; Ar is phenyl or a 5- or 6-membered heteroaromatic group containing 1, 2 or 3 N atoms, which Ar is optionally substituted by one to three substituents selected from hal, hydroxyl, —CN, C1-6alkyl, C2-3alkenyl, C2-3alkynyl,C-6alkoxy, C3-6cycloalkoxy and pyrazine, where C1-6alkyl and C1-6alkoxy are optionally substituted by one to three halogen atoms; and pharmaceutically acceptable salts thereof; which compound has an A? production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease 1 caused by A? and typified by Alzheimer-type dementia.Type: ApplicationFiled: January 5, 2012Publication date: January 9, 2014Applicant: EISAI R&D MANAGEMENT CO., LTD.Inventors: Paschalis Dimopoulos, Adrian Hall, Yoichi Kita, Andrew Madin, Nicola Louise Shuker
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Patent number: 8178552Abstract: The present invention provides a compound of formula (I); or a pharmaceutically acceptable salt thereof, the use of a compound of formula (I) or a pharmaceutically acceptable salt thereof in the inhibition of c-Jun N-terminal kinase (JNK) activity and the use in medicine and particularly in the treatment of neurodegenerative disorders, inflammatory diseases and/or and autoimmune diseases. The invention also provides processes for the manufacture of said compounds of formula (I) or a pharmaceutically acceptable salt thereof and compositions containing them.Type: GrantFiled: August 5, 2009Date of Patent: May 15, 2012Assignee: Eisai R&D Management Co., Ltd.Inventors: Piotr Pawel Graczyk, Paschalis Dimopoulos, Afzal Khan, Gurpreet Singh Bhatia, Christopher Neil Farthing
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Publication number: 20120094984Abstract: A compound represented by the general formula: or a pharmaceutically acceptable salt thereof or a solvate thereof, wherein Ring A is a C6-14 aryl group or the like, L is —NReCO— or the like (wherein Re is a hydrogen atom or the like), Ring B is a C6-14 aryl group or the like, X is a C1-3 alkylene group or the like, Y is a single bond or the like, Z is a C1-3 alkylene group or the like, R1 and R2 are each independently a hydrogen atom or the like, and R3, R4, R5 and R6 are independently a hydrogen atom, a halogen atom or the like, has an A? production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease caused by A? and typified by Alzheimer-type dementia.Type: ApplicationFiled: December 21, 2011Publication date: April 19, 2012Applicant: EISAI R&D MANAGEMENT CO., LTD.Inventors: Yuichi Suzuki, Takafumi Motoki, Toshihiko Kaneko, Mamoru Takaishi, Tasuku Ishida, Kunitoshi Takeda, Yoichi Kita, Noboru Yamamoto, Afzal Khan, Paschalis Dimopoulos
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Patent number: 8158620Abstract: A compound represented by the general formula: or a pharmaceutically acceptable salt thereof or a solvate thereof, wherein Ring A is a C6-14 aryl group or the like, L is —NReCO— or the like (wherein Re is a hydrogen atom or the like), Ring B is a C6-14 aryl group or the like, X is a C1-3 alkylene group or the like, Y is a single bond or the like, Z is a C1-3 alkylene group or the like, R1 and R2 are each independently a hydrogen atom or the like, and R3, R4, R5 and R6 are independently a hydrogen atom, a halogen atom or the like, has an A? production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease caused by A? and typified by Alzheimer-type dementia.Type: GrantFiled: January 16, 2009Date of Patent: April 17, 2012Assignee: Eisai R&D Management Co., Ltd.Inventors: Yuichi Suzuki, Takafumi Motoki, Toshihiko Kaneko, Mamoru Takaishi, Tasuku Ishida, Kunitoshi Takeda, Yoichi Kita, Noboru Yamamoto, Afzal Khan, Paschalis Dimopoulos
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Patent number: 7951802Abstract: The present invention provides a compound of formula (I); or a pharmaceutically acceptable salt thereof in the inhibition of c-Jun N-terminal kinase (JNK) activity and particularly in the treatment of neurodegenerative disorders, inflammatory diseases and/or and autoimmune diseases. The invention also provides processes for the manufacture of compounds of formula (I) or a pharmaceutically acceptable salt thereof and compositions containing them.Type: GrantFiled: August 5, 2009Date of Patent: May 31, 2011Assignee: Eisai R&D Management Co., Ltd.Inventors: Piotr Pawel Graczyk, Paschalis Dimopoulos, Christopher Neil Farthing, Gurpreet Singh Bhatia, Afzal Khan
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Publication number: 20100317850Abstract: Disclosed is a compound represented by General formula (I), a pharmaceutically acceptable salt thereof, or a solvate of the compound or the pharmaceutically acceptable salt, which has an inhibitory activity of the production of A? or a BACE1-inhibiting activity, and is therefore useful as a prophylactic or therapeutic agent for A?-induced neurodegenerative diseases typified by Alzheimer-type dementia. Wherein the ring A represents a C6-14 aryl group or the like; L represents —NReCO— [wherein Re represents a hydrogen atom or the like] or the like; the ring B represents a C6-14 aryl group or the like; X represents a C1-3 alkylene group or the like; Y represents a single bond or the like; Z represents a C1-3 alkylene group or the like; R1 and R2 independently represent a hydrogen atom or the like; and R3, R4, R5 and R6 independently represent a hydrogen atom, a halogen atom or the like.Type: ApplicationFiled: January 16, 2009Publication date: December 16, 2010Inventors: Yuichi Suzuki, Takafumi Motoki, Toshihiko Kaneko, Mamoru Takaishi, Tasuku Ishida, Kunitoshi Takeda, Yoichi Kita, Noboru Yamamoto, Afzal Khan, Paschalis Dimopoulos
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Publication number: 20100069354Abstract: The present invention provides a compound of formula (I); or a pharmaceutically acceptable salt thereof, the use of a compound of formula (I) or a pharmaceutically acceptable salt thereof in the inhibition of c-Jun N-terminal kinase (JNK) activity and the use in medicine and particularly in the treatment of neurodegenerative disorders, inflammatory diseases and/or and autoimmune diseases. The invention also provides processes for the manufacture of said compounds of formula (I) or a pharmaceutically acceptable salt thereof and compositions containing them.Type: ApplicationFiled: August 5, 2009Publication date: March 18, 2010Applicant: Eisai R&D Management Co., Ltd.Inventors: Piotr Pawel GRACZYK, Paschalis DIMOPOULOS, Afzal KHAN, Gurpreet Singh BHATIA, Christopher Neil FARTHING
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Publication number: 20100069358Abstract: The present invention provides a compound of formula (I); or a pharmaceutically acceptable salt thereof in the inhibition of c-Jun N-terminal kinase (JNK) activity and particularly in the treatment of neurodegenerative disorders, inflammatory diseases and/or and autoimmune diseases. The invention also provides processes for the manufacture of said compounds of formula (I) or a pharmaceutically acceptable salt thereof and compositions containing them.Type: ApplicationFiled: August 5, 2009Publication date: March 18, 2010Applicant: Eisai R&D Management Co., Ltd.Inventors: Piotr Pawel GRACZYK, Paschalis DIMOPOULOS, Christopher Neil FARTHING, Gurpreet Singh BHATIA, Afzal KHAN
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Publication number: 20090209755Abstract: A compound represented by the general formula: or a pharmaceutically acceptable salt thereof or a solvate thereof, wherein Ring A is a C6-14 aryl group or the like, L is —NReCO— or the like (wherein Re is a hydrogen atom or the like), Ring B is a C6-14 aryl group or the like, X is a C1-3 alkylene group or the like, Y is a single bond or the like, Z is a C1-3 alkylene group or the like, R1 and R2 are each independently a hydrogen atom or the like, and R3, R4, R5 and R6 are independently a hydrogen atom, a halogen atom or the like, has an A? production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease caused by A? and typified by Alzheimer-type dementia.Type: ApplicationFiled: January 16, 2009Publication date: August 20, 2009Inventors: Yuichi SUZUKI, Takafumi MOTOKI, Toshihiko KANEKO, Mamoru TAKAISHI, Tasuku ISHIDA, Yoichi KITA, Kunitoshi TAKEDA, Noboru YAMAMOTO, Afzal KHAN, Paschalis DIMOPOULOS