Patents Assigned to PRISM PHARMA CO., LTD.
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Patent number: 11369623Abstract: 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: GrantFiled: June 15, 2016Date of Patent: June 28, 2022Assignees: PRISM Pharma Co., Ltd., Eisai R&D Management Co., Ltd.Inventors: Takenao Odagami, Hiroyuki Kouji, Yoichi Ozawa, Yusaku Hori
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Patent number: 10265331Abstract: 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: GrantFiled: June 6, 2017Date of Patent: April 23, 2019Assignee: PRISM Pharma Co., Ltd.Inventors: Takenao Odagami, Hiroyuki Kouji, Michinori Kohara
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Publication number: 20180185395Abstract: 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: ApplicationFiled: June 15, 2016Publication date: July 5, 2018Applicants: PRISM Pharma Co., Ltd., EISAI R&D MANAGEMENT CO., LTD.Inventors: Takenao Odagami, Hiroyuki Kouji, Yoichi Ozawa, Yusaku Hori
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Publication number: 20170266212Abstract: 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: ApplicationFiled: June 6, 2017Publication date: September 21, 2017Applicant: PRISM Pharma Co., Ltd.Inventors: Takenao ODAGAMI, Hiroyuki KOUJI, Michinori KOHARA
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Patent number: 9700569Abstract: 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: GrantFiled: December 12, 2013Date of Patent: July 11, 2017Assignee: PRISM Pharma Co., Ltd.Inventors: Takenao Odagami, Hiroyuki Kouji, Michinori Kohara
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Publication number: 20160318957Abstract: 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: ApplicationFiled: December 22, 2014Publication date: November 3, 2016Applicant: PRISM PHARMA CO., LTD.Inventors: Ikuo KUSHIDA, Yukiko SUGAYA, Takenao ODAGAMI, Hiroyuki KOUJI
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Publication number: 20160318938Abstract: 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: ApplicationFiled: December 22, 2014Publication date: November 3, 2016Applicant: PRISM PHARMA CO., LTD.Inventors: Ikuo KUSHIDA, Yukiko SUGAYA, Takenao ODAGAMI, Hiroyuki KOUJI
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Publication number: 20160244453Abstract: 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: ApplicationFiled: October 21, 2013Publication date: August 25, 2016Applicant: PRISM Pharma Co., Ltd.Inventors: Hiroyuki KOUJI, Takenao ODAGAMI, Howard DITTRICH
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Publication number: 20160215007Abstract: 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: ApplicationFiled: September 9, 2014Publication date: July 28, 2016Applicant: PRISM Pharma Co., Ltd.Inventors: Minetaka ISOMURA, Yuki KOSAKA, Mitsuo NAGAI, Takenao ODAGAMI, Hiroyuki KOUJI
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Publication number: 20160166578Abstract: 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: ApplicationFiled: October 21, 2013Publication date: June 16, 2016Applicant: PRISM PHARMA CO., LTD.Inventors: Hiroyuki KOUJI, Takenao ODAGAMI
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Publication number: 20160166577Abstract: 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: ApplicationFiled: October 21, 2013Publication date: June 16, 2016Applicant: PRISM PHARMA CO., LTD.Inventors: Hiroyuki KOUJI, Takenao ODAGAMI
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Patent number: 9193734Abstract: 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: GrantFiled: June 3, 2013Date of Patent: November 24, 2015Assignee: PRISM Pharma Co., Ltd.Inventors: Takenao Odagami, Yuji Kogami, Hiroyuki Kouji
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Patent number: 9174998Abstract: 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: GrantFiled: December 19, 2014Date of Patent: November 3, 2015Assignees: Eisai R&D Management Co., Ltd., PRISM Pharma Co., Ltd.Inventors: Satoshi Inoue, Yuji Yamamoto, Kentaro Iso
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Publication number: 20150306115Abstract: 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: ApplicationFiled: December 12, 2013Publication date: October 29, 2015Applicant: PRISM Pharma Co., Ltd.Inventors: Takenao ODAGAMI, Hiroyuki KOUJI, Michinori KOHARA
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Publication number: 20150283145Abstract: 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: ApplicationFiled: October 21, 2013Publication date: October 8, 2015Applicant: PRISM Pharma Co., Ltd.Inventors: Hiroyuki Kouji, Takenao Odagami
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Publication number: 20150284393Abstract: 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: ApplicationFiled: October 21, 2013Publication date: October 8, 2015Applicant: PRISM Pharma Co., Ltd.Inventors: Hiroyuki Kouji, Takenao Odagami
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Publication number: 20150274751Abstract: 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: ApplicationFiled: October 21, 2013Publication date: October 1, 2015Applicant: PRISM PHARMA CO., LTD.Inventors: Hiroyuki Kouji, Takenao Odagami
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Publication number: 20140051706Abstract: 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: ApplicationFiled: February 27, 2012Publication date: February 20, 2014Applicant: PRISM PHARMA CO., LTD.Inventors: Hiroyuki Kouji, Takenao Odagami