Patents Assigned to PRISM PHARMA CO., LTD.
  • Patent number: 11369623
    Abstract: The present invention aims to provide a therapeutic drug for cancer having a superior treatment effect. A cancer treatment using a CBP/catenin inhibitor and an immune checkpoint inhibitor in combination not only increases a treatment effect on cancer, but also enables an effective treatment of cancer patients showing low sensitivity when an immune checkpoint inhibitor is used alone.
    Type: Grant
    Filed: June 15, 2016
    Date of Patent: June 28, 2022
    Assignees: PRISM Pharma Co., Ltd., Eisai R&D Management Co., Ltd.
    Inventors: Takenao Odagami, Hiroyuki Kouji, Yoichi Ozawa, Yusaku Hori
  • Patent number: 10265331
    Abstract: CBP/?-catenin inhibitor shows a superior defibrosing effect for Cre/loxP/HCV-MxCre transgenic mouse which is an animal experiment model of hepatic fibrosis, and useful as a prophylactic or therapeutic drug for hepatic fibrosis.
    Type: Grant
    Filed: June 6, 2017
    Date of Patent: April 23, 2019
    Assignee: PRISM Pharma Co., Ltd.
    Inventors: Takenao Odagami, Hiroyuki Kouji, Michinori Kohara
  • Publication number: 20180185395
    Abstract: The present invention aims to provide a therapeutic drug for cancer having a superior treatment effect. A cancer treatment using a CBP/catenin inhibitor and an immune checkpoint inhibitor in combination not only increases a treatment effect on cancer, but also enables an effective treatment of cancer patients showing low sensitivity when an immune checkpoint inhibitor is used alone.
    Type: Application
    Filed: June 15, 2016
    Publication date: July 5, 2018
    Applicants: PRISM Pharma Co., Ltd., EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Takenao Odagami, Hiroyuki Kouji, Yoichi Ozawa, Yusaku Hori
  • Publication number: 20170266212
    Abstract: CBP/?-catenin inhibitor shows a superior defibrosing effect for Cre/loxP/HCV-MxCre transgenic mouse which is an 5 animal experiment model of hepatic fibrosis, and useful as a prophylactic or therapeutic drug for hepatic fibrosis.
    Type: Application
    Filed: June 6, 2017
    Publication date: September 21, 2017
    Applicant: PRISM Pharma Co., Ltd.
    Inventors: Takenao ODAGAMI, Hiroyuki KOUJI, Michinori KOHARA
  • Patent number: 9700569
    Abstract: CBP/?-catenin inhibitor shows a superior defibrosing effect for Cre/loxP/HCV-MxCre transgenic mouse which is an animal experiment model of hepatic fibrosis, and useful as a prophylactic or therapeutic drug for hepatic fibrosis.
    Type: Grant
    Filed: December 12, 2013
    Date of Patent: July 11, 2017
    Assignee: PRISM Pharma Co., Ltd.
    Inventors: Takenao Odagami, Hiroyuki Kouji, Michinori Kohara
  • Publication number: 20160318957
    Abstract: Provided is a crystal of hydrate of 4-(((6S,9S)-1-(benzylcarbamoyl)-2,9-dimethyl-4,7-dioxo-8-(quinolin-8-ylmethyl)octahydro-1H-pyrazino[2,1-c][1,2,4]triazin-6-yl)methyl)phenyl dihydrogen phosphate, showing a diffraction peak at a diffraction angle (2?±0.2°) of 15.9°, in powder X-ray diffraction.
    Type: Application
    Filed: December 22, 2014
    Publication date: November 3, 2016
    Applicant: PRISM PHARMA CO., LTD.
    Inventors: Ikuo KUSHIDA, Yukiko SUGAYA, Takenao ODAGAMI, Hiroyuki KOUJI
  • Publication number: 20160318938
    Abstract: Provided are a crystal of a hydrate of compound 1, showing diffraction peaks at diffraction angles (2?±0.2°) of 10.7°, 10.9°, 14.4°, 19.1° and 22.8°, in powder X-ray diffraction, a crystal of compound 1 or hydrate thereof, showing diffraction peaks at diffraction angles (2?±0.2°) of 7.2°, 8.9°, 13.2°, 16.4° and 22.4°, in powder X-ray diffraction, a crystal of an anhydride of compound 1, showing diffraction peaks at diffraction angles (2?±0.2°) of 10.3°, 14.2°, 14.6°, 16.1° and 22.1°, in powder X-ray diffraction, and a crystal of compound 1 or hydrate thereof, showing diffraction peaks at diffraction angles (2?±0.2°) of 7.3°, 10.7°, 16.3°, 19.8° and 23.8°, in powder X-ray diffraction.
    Type: Application
    Filed: December 22, 2014
    Publication date: November 3, 2016
    Applicant: PRISM PHARMA CO., LTD.
    Inventors: Ikuo KUSHIDA, Yukiko SUGAYA, Takenao ODAGAMI, Hiroyuki KOUJI
  • Publication number: 20160244453
    Abstract: The present disclosure relates generally to alpha-helix mimetic structures and specifically to alpha-helix mimetic structures that are inhibitors of ?-catenin. The disclosure also relates to applications in the treatment of viral and infectious diseases, including infection by HIV, HPV, HBV, HSV, and bacteria including Mycobacterium, Shigella, and Listeria, and pharmaceutical compositions comprising such alpha helix mimetic ?-catenin inhibitors.
    Type: Application
    Filed: October 21, 2013
    Publication date: August 25, 2016
    Applicant: PRISM Pharma Co., Ltd.
    Inventors: Hiroyuki KOUJI, Takenao ODAGAMI, Howard DITTRICH
  • Publication number: 20160215007
    Abstract: A method of producing 4-(((6S,9S)-1-(benzylcarbamoyl)-2,9-dimethyl-4,7-dioxo-8-(quinolin-8-ylmethyl)octahydro -1H-pyrazino[2,1-c][1,2,4]triazin-6-yl)methyl)phenyl dihydrogen phosphate, including a step of adding a reaction mixture 1 containing (6S,9S)-N-benzyl-6-(4-hydroxybenzyl)-2,9-dimethyl-4,7-dioxo-8-(quinolin-8-ylmethyl)octahydro -1H-pyrazino[2,1-c][1,2,4]triazine-1-carboxamide, triethylamine and a solvent to a reaction mixture 2 containing a phosphorylating agent and a solvent.
    Type: Application
    Filed: September 9, 2014
    Publication date: July 28, 2016
    Applicant: PRISM Pharma Co., Ltd.
    Inventors: Minetaka ISOMURA, Yuki KOSAKA, Mitsuo NAGAI, Takenao ODAGAMI, Hiroyuki KOUJI
  • Publication number: 20160166577
    Abstract: The present disclosure relates generally to alpha-helix mimetic structures and specifically to alpha-helix mimetic structures that are inhibitors of ?-catenin. The disclosure also relates to applications in the treatment of pulmonary fibrosis, including usual interstitial pneumonia and idiopathic pulmonary fibrosis, and pharmaceutical compositions comprising such alpha helix mimetic ?-catenin inhibitors.
    Type: Application
    Filed: October 21, 2013
    Publication date: June 16, 2016
    Applicant: PRISM PHARMA CO., LTD.
    Inventors: Hiroyuki KOUJI, Takenao ODAGAMI
  • Publication number: 20160166578
    Abstract: The present disclosure relates generally to alpha-helix mimetic structures and specifically to alpha-helix mimetic structures that are inhibitors of ?-catenin. The disclosure also relates to applications in the treatment of diabetes and diabetic conditions such as diabetic neuropathy, and pharmaceutical compositions comprising such alpha helix mimetic ?-catenin inhibitors.
    Type: Application
    Filed: October 21, 2013
    Publication date: June 16, 2016
    Applicant: PRISM PHARMA CO., LTD.
    Inventors: Hiroyuki KOUJI, Takenao ODAGAMI
  • Patent number: 9193734
    Abstract: Alpha-helix mimetic structures and compounds represented by the formula (I) wherein the general formula and the definition of each symbol are as defined in the specification, a compound relating thereto, and methods relating thereto, are disclosed. Applications of these compounds in the treatment of medical conditions, e.g., cancer diseases, fibrotic diseases, and pharmaceutical compositions comprising the mimetics are further disclosed.
    Type: Grant
    Filed: June 3, 2013
    Date of Patent: November 24, 2015
    Assignee: PRISM Pharma Co., Ltd.
    Inventors: Takenao Odagami, Yuji Kogami, Hiroyuki Kouji
  • Patent number: 9174998
    Abstract: A compound represented by formula (1) or pharmaceutically acceptable salt thereof: wherein R1 is a C1-6 alkyl group; R2 and R3 are the same or different from each other and each is a hydrogen atom or a C1-6 alkyl group; X2, X3 and X4 are the same or different from each other and each is a hydrogen atom or a halogen atom; and X5 is a hydrogen atom or —P(?O)(OH)2 has a Wnt Pathway modulating activity.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: November 3, 2015
    Assignees: Eisai R&D Management Co., Ltd., PRISM Pharma Co., Ltd.
    Inventors: Satoshi Inoue, Yuji Yamamoto, Kentaro Iso
  • Publication number: 20150306115
    Abstract: CBP/?-catenin inhibitor shows a superior defibrosing effect for Cre/loxP/HCV-MxCre transgenic mouse which is an animal experiment model of hepatic fibrosis, and useful as a prophylactic or therapeutic drug for hepatic fibrosis.
    Type: Application
    Filed: December 12, 2013
    Publication date: October 29, 2015
    Applicant: PRISM Pharma Co., Ltd.
    Inventors: Takenao ODAGAMI, Hiroyuki KOUJI, Michinori KOHARA
  • Publication number: 20150284393
    Abstract: The present disclosure relates generally to alpha-helix mimetic structures and specifically to alpha-helix mimetic structures that are inhibitors of ?-catenin. The disclosure also relates to applications in the treatment of ophthalmic conditions, such as macular degeneration and glaucoma, and pharmaceutical compositions comprising such alpha helix mimetic ?-catenin inhibitors.
    Type: Application
    Filed: October 21, 2013
    Publication date: October 8, 2015
    Applicant: PRISM Pharma Co., Ltd.
    Inventors: Hiroyuki Kouji, Takenao Odagami
  • Publication number: 20150283145
    Abstract: The present disclosure relates generally to alpha-helix mimetic structures and specifically to alpha-helix mimetic structures that are inhibitors of ?-catenin. The disclosure also relates to applications in the treatment of hyperproliferative and pre-cancerous skin conditions including actinic keratosis and psoriasis, and pharmaceutical compositions comprising such alpha helix mimetic ?-catenin inhibitors.
    Type: Application
    Filed: October 21, 2013
    Publication date: October 8, 2015
    Applicant: PRISM Pharma Co., Ltd.
    Inventors: Hiroyuki Kouji, Takenao Odagami
  • Publication number: 20150274751
    Abstract: The present disclosure relates generally to alpha-helix mimetic structures and specifically to alpha-helix mimetic structures that are inhibitors of ?-catenin. The disclosure also relates to applications in the treatment of scleroderma, including diffuse systemic sclerosis and limited systemic sclerosis, and pharmaceutical compositions comprising such alpha helix mimetic ?-catenin inhibitors.
    Type: Application
    Filed: October 21, 2013
    Publication date: October 1, 2015
    Applicant: PRISM PHARMA CO., LTD.
    Inventors: Hiroyuki Kouji, Takenao Odagami
  • Publication number: 20140051706
    Abstract: Alpha-helix mimetic structures and compounds represented by the formula (I) wherein the general formula and the definition of each symbol are as defined in the specification, a compound relating thereto, and methods relating thereto, are disclosed. Applications of these compounds in the treatment of medical conditions, e.g., cancer diseases, fibrotic diseases, and pharmaceutical compositions comprising the mimetics are further disclosed.
    Type: Application
    Filed: February 27, 2012
    Publication date: February 20, 2014
    Applicant: PRISM PHARMA CO., LTD.
    Inventors: Hiroyuki Kouji, Takenao Odagami