Patents Assigned to Kissei Pharmaceutical Co., Ltd.
  • Patent number: 12077531
    Abstract: The present invention aims to provide a novel compound which has prolyl hydroxylase (PHDs) inhibitory effect and which is useful for the treatment of inflammatory bowel diseases such as ulcerative colitis and the like. The present invention relates to a imidazopyridinone compound represented by the following formula (I) or a pharmaceutically acceptable salt thereof. The compounds of the present invention or pharmaceutically acceptable salts thereof which have prolyl hydroxylase inhibitory effect and, are useful as agents for the treatment of inflammatory bowel diseases such as ulcerative colitis and the like.
    Type: Grant
    Filed: September 12, 2019
    Date of Patent: September 3, 2024
    Assignee: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Akihiro Moriyama, Yasushi Takigawa
  • Patent number: 11980621
    Abstract: The invention provides methods of treating endometriosis in a patient by administration of a gonadotropin-releasing hormone (GnRH) antagonist, for instance, according to dosing regimens predicated on the patient's level of anti-Müllerian hormone (AMH) or ?17-estradiol (E2).
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: May 14, 2024
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Ernest Loumaye, Jean-Pierre Gotteland
  • Patent number: 11759464
    Abstract: The invention provides compositions and methods for reducing the volume of menstrual blood loss in a patient, such as a human patient, for instance, that has uterine fibroids, by administration of a gonadotropin-releasing hormone (GnRH) antagonist. Suitable GnRH antagonists useful in conjunction with the compositions and methods described herein include thieno[3,4d]pyrimidine derivatives, such as 3-[2-fluoro-5-(2,3-difluoro-6-methoxybenzyloxy)-4-methoxypheny I]-2,4-dioxo-1,2,3,4-tetrahydrothieno[3,4d]pyrimidine-5-carboxylic acid and the choline salt thereof.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: September 19, 2023
    Assignee: Kissei Pharmaceutical Co., Ltd.
    Inventors: Ernest Loumaye, Jean-Pierre Gotteland, Oliver Pohl
  • Publication number: 20230286998
    Abstract: An object of the present invention is to provide a compound which has high storage stability and is suitable for use as a drug substance. The present invention relates to a succinate salt of 1-{[(4aR,6R,8aR)-2-amino-3-cyano-8-methyl-4,4a,5,6,7,8,8a,9-octahydrothieno[3,2-g]quinolin-6-yl]carbonyl}-3-[2-(dimethylamino)ethyl]-1-propylurea, which is suitable as a drug substance having excellent storage stability and crystallinity and is useful for the treatment or prevention of Parkinson's disease, restless legs syndrome, hyperprolactinemia or the like.
    Type: Application
    Filed: July 5, 2021
    Publication date: September 14, 2023
    Applicant: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Hideki TAKEUCHI, Kazumichi JO
  • Publication number: 20230183241
    Abstract: As a drug substance, a crystal having good physical properties is preferable. However, the crystal form that is most excellent as a drug substance may vary with the compound. In general, it is difficult to predict a crystal form of a drug substance having good physical properties, and it is required to variously examine each compound. Therefore, an object of the present invention is to provide a crystal having good physical properties as a drug substance for a novel compound. The present invention relates to a crystal of the compound represented by the following formula (I) useful for the treatment of an inflammatory bowel disease.
    Type: Application
    Filed: March 10, 2021
    Publication date: June 15, 2023
    Applicant: Kissei Pharmaceutical Co., Ltd.
    Inventors: Yoshiro Kijima, Hideki Takeuchi, Yasushi Takigawa, Yusuke Kawabe
  • Publication number: 20230167108
    Abstract: As a drug substance, a crystal having good physical properties is preferable. However, the crystal form that is most excellent as a drug substance may vary with the compound. In general, it is difficult to predict a crystal form of a drug substance having good physical properties, and it is required to variously examine each compound. Therefore, an object of the present invention is to provide a crystal having good physical properties as a drug substance for a novel compound or a salt thereof. The present invention relates to a crystal of the compound represented by the following formula (I) or a salt thereof useful for the treatment of an inflammatory bowel disease.
    Type: Application
    Filed: March 10, 2021
    Publication date: June 1, 2023
    Applicant: Kissei Pharmaceutical Co., Ltd.
    Inventors: Hideki Takeuchi, Yoshiro Kijima, Akihiro Moriyama
  • Patent number: 11596644
    Abstract: Disclosed herein are methods, sodium-dependent glucose transporter (SGLT)1 compounds and compositions for the treatment of postprandial hypoglycemia, postprandial hypoglycemia that occurs as a consequence of gastric surgery.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: March 7, 2023
    Assignees: AVOLYNT, KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: William Wilkison, Bentley Cheatham, James T. Green
  • Patent number: 11382914
    Abstract: An object of the present invention is to provide pharmaceutical agents that reduce risk for decrease in bone mineral density due to their effect of reducing estrogen levels and exert excellent therapeutic effects on endometriosis. The present invention relates to pharmaceutical compositions for treating endometriosis comprising 3-[2-fluoro-5-(2,3-difluoro-6-methoxybenzyloxy)-4-methoxyphenyl]-2,4-dioxo-1,2,3,4-tetrahydrothieno[3,4-d]pyrimidine-5-carboxylic acid or a pharmaceutically acceptable salt thereof, which are administered orally once a day at a daily dose of between 50 mg and 75 mg calculated as a free form.
    Type: Grant
    Filed: April 8, 2020
    Date of Patent: July 12, 2022
    Assignee: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Takuro Dan, Hideomi Takahashi, Yu Kuramochi
  • Publication number: 20210308054
    Abstract: An object of the present invention is to provide a novel formulation containing sucroferric oxyhydroxide, particularly a novel formulation that can be ingested without being chewed. The present invention relates to a novel formulation discovered based on the finding that a granule containing sucroferric oxyhydroxide that has a specific size and shape and also has specific physicochemical properties can be easily ingested without being chewed, and has formulation properties suitable for industrial manufacturing as a result of intensive studies to provide a novel formulation containing sucroferric oxyhydroxide.
    Type: Application
    Filed: August 9, 2019
    Publication date: October 7, 2021
    Applicant: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Homare Kurashima, Hiroaki Omori, Nobuyuki Isshiki
  • Publication number: 20210214357
    Abstract: The present invention aims to provide a novel compound which has prolyl hydroxylases (PHDs) inhibitory effect and which is useful for the treatment of inflammatory bowel diseases such as ulcerative colitis and the like. The present invention relates to hypoxanthine compound or a pharmaceutically acceptable salt thereof. The compounds of the present invention or pharmaceutically acceptable salts thereof have prolyl hydroxylase inhibitory effect and are useful as agents for the treatment of inflammatory bowel diseases such as ulcerative colitis and the like. In an embodiment, the present invention relates to a method for treating an inflammatory bowel disease, comprising administering a necessary amount of a pharmaceutical composition containing hypoxanthine compound or a pharmaceutically acceptable salt thereof, and pharmaceutical additive to a patient.
    Type: Application
    Filed: September 13, 2019
    Publication date: July 15, 2021
    Applicant: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Yasushi Takigawa, Yusuke Kawabe, Haruka Ohtsuki, Kyosuke Nakamura
  • Publication number: 20210206765
    Abstract: The present, invention aims to provide a novel compound which has prolyl hydroxylase (PHDs) inhibitory effect and which is useful for the treatment of inflammatory bowel diseases such as ulcerative colitis and the like. The present invention relates to a imidazopyridinone compound represented by the following formula (I) or a pharmaceutically acceptable salt thereof. The compounds of the present invention or pharmaceutically acceptable salts thereof which have prolyl hydroxylase inhibitory effect and, are useful as agents for the treatment of inflammatory bowel diseases such as ulcerative colitis and the like.
    Type: Application
    Filed: September 12, 2019
    Publication date: July 8, 2021
    Applicant: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Akihiro Moriyama, Yasushi Takigawa
  • Patent number: 10995084
    Abstract: The present invention aims to provide a novel compound which has CGRP receptor antagonist activity and which is useful for the treatment of various diseases mediated by CGRP receptors. That is, the present invention relates to the pyrrolidine derivatives represented by the following formula (I) or a pharmaceutically acceptable salt thereof. In the formulae, W is ring, X is a carbon atom or the like, Y1 to Y4 are carbon atoms or the like, and R1 to R7 is alkyl or the like. The compounds of the present invention or a pharmaceutically acceptable salt thereof have an excellent CGRP receptor antagonist activity, and thus are useful as agents for the treatment of various diseases mediated by CGRP receptors.
    Type: Grant
    Filed: July 20, 2017
    Date of Patent: May 4, 2021
    Assignee: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Atsushi Kondo, Naohide Morita, Takehiro Ishikawa, Masako Yoshida, Akihiro Moriyama, Isao Wanajo
  • Publication number: 20210046078
    Abstract: An object of the present invention is to provide pharmaceutical agents that reduce risk for decrease in bone mineral density due to their effect of reducing estrogen levels and exert excellent therapeutic effects on endometriosis. The present invention relates to pharmaceutical compositions for treating endometriosis comprising 3-[2-fluoro-5-(2,3-difluoro-6-methoxybenzyloxy)-4-methoxyphenyl]-2,4-dioxo-1,2,3,4-tetrahydrothieno[3,4-d]pyrimidine-5-carboxylic acid or a pharmaceutically acceptable salt thereof, which are administered orally once a day at a daily dose of between 50 mg and 75 mg calculated as a free form.
    Type: Application
    Filed: April 8, 2020
    Publication date: February 18, 2021
    Applicant: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Takuro Dan, Hideomi Takahashi, Yu Kuramochi
  • Publication number: 20200390768
    Abstract: The present invention provides 3-[2-fluoro-5-(2,3-difluoro-6-methoxybenzyl-oxy)-4-methoxyphenyl]-2,4-dioxo-1,2,3,4-tetrahydrothieno[3,4-d]pyrimidine-5-carboxylic acid choline salt having excellent solubility and storage stability.
    Type: Application
    Filed: January 21, 2020
    Publication date: December 17, 2020
    Applicant: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Kazumichi JO, Hideki TAKEUCHI
  • Publication number: 20200299273
    Abstract: The present invention aims to provide a novel compound which has CGRP receptor antagonist activity and which is useful for the treatment of various diseases mediated by CGRP receptors. That is, the present invention relates to the pyrrolidine derivatives represented by the following formula (I) or a pharmaceutically acceptable salt thereof. In the formulae, W is ring, X is a carbon atom or the like, Y1 to Y4 are carbon atoms or the like, and R1 to R7 is alkyl or the like. The compounds of the present invention or a pharmaceutically acceptable salt thereof have an excellent CGRP receptor antagonist activity, and thus are useful as agents for the treatment of various diseases mediated by CGRP receptors.
    Type: Application
    Filed: July 20, 2017
    Publication date: September 24, 2020
    Applicant: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Atsushi Kondo, Naohide Morita, Takehiro Ishikawa, Masako Yoshida, Akihiro Moriyama, Isao Wanajo
  • Patent number: 10683355
    Abstract: Production of a chimeric antigen receptor (CAR) expressing cell having excellent target cytotoxicity. Provided is a genetically modified cell comprising, introduced thereinto, a polynucleotide encoding a chimeric antigen receptor (CAR) protein having a target binding domain that specifically binds to a human granulocyte-macrophage colony stimulating factor (GM-CSF) receptor, a transmembrane domain and an intracellular signaling domain.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: June 16, 2020
    Assignees: KISSEI PHARMACEUTICAL CO., LTD., SHINSHU UNIVERSITY
    Inventors: Yozo Nakazawa, Kazuyuki Matsuda, Shigeru Nakano
  • Patent number: 10646491
    Abstract: An object of the present invention is to provide pharmaceutical agents that reduce risk for decrease in bone mineral density due to their effect of reducing estrogen levels and exert excellent therapeutic effects on endometriosis. The present invention relates to pharmaceutical compositions for treating endometriosis comprising 3-[2-fluoro-5-(2,3-difluoro-6-methoxybenzyloxy)-4-methoxyphenyl]-2,4-dioxo-1,2,3,4-tetrahydrothieno[3,4-d]pyrimidine-5-carboxylic acid or a pharmaceutically acceptable salt thereof, which are administered orally once a day at a daily dose of between 50 mg and 75 mg calculated as a free form.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: May 12, 2020
    Assignee: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Takuro Dan, Hideomi Takahashi, Yu Kuramochi
  • Patent number: 10576084
    Abstract: The present invention provides 3-[2-fluoro-5-(2,3-difluoro-6-methoxybenzyl-oxy)-4-methoxyphenyl]-2,4-dioxo-1,2,3,4-tetrahydrothieno[3,4-d]pyrimidine-5-carboxylic acid choline salt having excellent solubility and storage stability.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: March 3, 2020
    Assignee: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Kazumichi Jo, Hideki Takeuchi
  • Patent number: 10399949
    Abstract: A problem of the present invention is to provide a new compound which has NK1 receptor antagonist activity, and thus is useful for the prevention or treatment of cancer-chemotherapy-induced nausea and vomiting. A compound represented by the formula (I): wherein W represents a fluorine atom and the like, ring A represents a cycloalkyl and the like, X1 represents CH or N, R represents methyl and the like, Y represents 0 to 2, U1, U2 and U3 each independently represents a single bond and the like, or a pharmaceutically acceptable salt thereof. The compounds of the present invention or pharmaceutically acceptable salts thereof have an excellent NK1 receptor antagonist activity, and thus are also useful as an agent for the prevention or treatment of cancer-chemotherapy-induced nausea and vomiting.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: September 3, 2019
    Assignee: KISSEI PHARMACEUTICAL CO., LTD.
    Inventors: Takashi Miyagi, Masahiro Kobayashi, Toshihiro Nishimura
  • Publication number: 20190202923
    Abstract: Production of a chimeric antigen receptor (CAR) expressing cell having excellent target cytotoxicity. Provided is a genetically modified cell comprising, introduced thereinto, a polynucleotide encoding a chimeric antigen receptor (CAR) protein having a target binding domain that specifically binds to a human granulocyte-macrophage colony stimulating factor (GM-CSF) receptor, a transmembrane domain and an intracellular signaling domain.
    Type: Application
    Filed: September 15, 2017
    Publication date: July 4, 2019
    Applicants: KISSEI PHARMACEUTICAL CO., LTD., SHINSHU UNIVERSITY
    Inventors: Yozo Nakazawa, Kazuyuki Matsuda, Shigeru Nakano