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).

  • Patent number: 8946210
    Abstract: 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: Grant
    Filed: December 21, 2011
    Date of Patent: February 3, 2015
    Assignee: 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
  • Patent number: 8946211
    Abstract: 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: Grant
    Filed: March 14, 2013
    Date of Patent: February 3, 2015
    Assignee: 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
  • Patent number: 8822455
    Abstract: 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: Grant
    Filed: January 5, 2012
    Date of Patent: September 2, 2014
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Paschalis Dimopoulos, Adrian Hall, Yoichi Kita, Andrew Madin, Nicola Louise Shuker
  • Publication number: 20140011802
    Abstract: 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: Application
    Filed: January 5, 2012
    Publication date: January 9, 2014
    Applicant: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Paschalis Dimopoulos, Adrian Hall, Yoichi Kita, Andrew Madin, Nicola Louise Shuker
  • Patent number: 8178552
    Abstract: 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: Grant
    Filed: August 5, 2009
    Date of Patent: May 15, 2012
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Piotr Pawel Graczyk, Paschalis Dimopoulos, Afzal Khan, Gurpreet Singh Bhatia, Christopher Neil Farthing
  • Publication number: 20120094984
    Abstract: 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: Application
    Filed: December 21, 2011
    Publication date: April 19, 2012
    Applicant: 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
  • Patent number: 8158620
    Abstract: 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: Grant
    Filed: January 16, 2009
    Date of Patent: April 17, 2012
    Assignee: 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
  • Patent number: 7951802
    Abstract: 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: Grant
    Filed: August 5, 2009
    Date of Patent: May 31, 2011
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Piotr Pawel Graczyk, Paschalis Dimopoulos, Christopher Neil Farthing, Gurpreet Singh Bhatia, Afzal Khan
  • Publication number: 20100317850
    Abstract: 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: Application
    Filed: January 16, 2009
    Publication date: December 16, 2010
    Inventors: Yuichi Suzuki, Takafumi Motoki, Toshihiko Kaneko, Mamoru Takaishi, Tasuku Ishida, Kunitoshi Takeda, Yoichi Kita, Noboru Yamamoto, Afzal Khan, Paschalis Dimopoulos
  • Publication number: 20100069358
    Abstract: 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: Application
    Filed: August 5, 2009
    Publication date: March 18, 2010
    Applicant: Eisai R&D Management Co., Ltd.
    Inventors: Piotr Pawel GRACZYK, Paschalis DIMOPOULOS, Christopher Neil FARTHING, Gurpreet Singh BHATIA, Afzal KHAN
  • Publication number: 20100069354
    Abstract: 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: Application
    Filed: August 5, 2009
    Publication date: March 18, 2010
    Applicant: Eisai R&D Management Co., Ltd.
    Inventors: Piotr Pawel GRACZYK, Paschalis DIMOPOULOS, Afzal KHAN, Gurpreet Singh BHATIA, Christopher Neil FARTHING
  • Publication number: 20090209755
    Abstract: 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: Application
    Filed: January 16, 2009
    Publication date: August 20, 2009
    Inventors: Yuichi SUZUKI, Takafumi MOTOKI, Toshihiko KANEKO, Mamoru TAKAISHI, Tasuku ISHIDA, Yoichi KITA, Kunitoshi TAKEDA, Noboru YAMAMOTO, Afzal KHAN, Paschalis DIMOPOULOS