Patents Assigned to KYOWA KIRIN CO., LTD.
  • Patent number: 11208491
    Abstract: A therapeutic or prophylactic agent for radiation damage associated with radiation exposure, comprising an eosinophil-removing agent as an active ingredient and the like are provided as a technique for efficiently treating or preventing radiation damage associated with radiation exposure. According to the therapeutic or prophylactic agent comprising an eosinophil-removing agent according to the present invention, by suppressing migration and/or infiltration into target tissue and/or proliferation in the tissue of eosinophils and/or inhibiting the activity or function of the eosinophils, pathological conditions such as inflammatory responses and fibrosis of tissue can be suppressed to effectively treat or prevent radiation damage. Moreover, effective radiation therapy can be performed by suppressing radiation damage.
    Type: Grant
    Filed: January 22, 2018
    Date of Patent: December 28, 2021
    Assignees: Kyowa Kirin Co., Ltd., The University of Tokyo
    Inventors: Kazuki Okada, Kiyotoshi Mori, Satoshi Uematsu, Naoki Takemura
  • Patent number: 11202822
    Abstract: The present invention provides compositions and methods for treating a hypophosphatemic disorder, such as X-linked hypophosphatemia (XLH). The method entails administering to a subject a pharmaceutical composition containing an anti-FGF23 ligand, wherein the dosing regimen of the pharmaceutical is designed to reach effective and efficient control of FGF23 activity.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: December 21, 2021
    Assignees: Ultragenyx Pharmaceutical Inc., Kyowa Kirin Co., Ltd.
    Inventors: Emil D. Kakkis, Javier San Martin, Tomohiro Sudo
  • Publication number: 20210379154
    Abstract: The present invention relates to a pharmaceutical composition for treating aplastic anemia, which comprises Romiplostim as an active ingredient, wherein the pharmaceutical composition is administered subcutaneously once a week, wherein Romiplostim is administered at 10 ?g/kg/week for 4 weeks from the start of administration, administered at more than 10 ?g/kg/week and at a maximum of 20 ?g/kg/week after week 5.
    Type: Application
    Filed: October 25, 2019
    Publication date: December 9, 2021
    Applicant: KYOWA KIRIN CO., LTD.
    Inventors: Yukie TSUJI, Miyako KODAMA
  • Publication number: 20210380551
    Abstract: The present invention provides an ?,?-unsaturated amide compound or a pharmaceutically acceptable salt or the like thereof having anticancer activity and the like represented by the following formula (I): [wherein, “A” represents optionally substituted heterocyclic diyl, R1 represents hydrogen atom or optionally substituted lower alkyl, R2 represents optionally substituted aryl, optionally substituted cycloalkyl, optionally substituted aliphatic heterocyclic group or optionally substituted aromatic heterocyclic group, X represents —O—, —S—, —SO2—, —NRX1— (wherein, RX1 represents hydrogen atom or lower alkyl), —CHRX2— (wherein, RX2 represents hydrogen atom or hydroxy), —CH?CH—, —CO— or —NH—CO—, and n1 and n2 are the same or different, and each represents 0 or 1].
    Type: Application
    Filed: September 28, 2020
    Publication date: December 9, 2021
    Applicant: KYOWA KIRIN CO., LTD.
    Inventors: Tomohiro DANJO, Katsuaki FUJIWARA, Tomoyuki NISHIKAWA, Takahiro NAKAJIMA, Nobumasa OTSUBO, Toshihiro SEIKE
  • Publication number: 20210380675
    Abstract: An antibody or antigen binding fragment thereof that binds to an IL-36, wherein the antibody or antigen binding fragment thereof binds to both IL-36? and IL-36?, and wherein the antibody is an antagonist of both IL-36? and IL-36?.
    Type: Application
    Filed: September 27, 2019
    Publication date: December 9, 2021
    Applicant: KYOWA KIRIN CO., LTD.
    Inventors: Kacey Layn SACHEN, Andrew John MCKNIGHT, Rachel Soloff NUGENT, John Lorca LAUDENSLAGER, Giuseppe DESTITO, Dirk Michael ZAJONC, Aruna BITRA, Takenao YAMADA
  • Publication number: 20210380713
    Abstract: An object of the present invention is to provide a bispecific antibody comprising an antigen-binding domain that binds to CD40 and an antigen-binding domain that binds to an epithelial cell adhesion molecule (EpCAM). The present invention relates to a bispecific antibody comprising an antigen-binding domain that binds to CD40 and an antigen-binding domain that binds to EpCAM.
    Type: Application
    Filed: November 6, 2018
    Publication date: December 9, 2021
    Applicant: Kyowa Kirin Co., Ltd.
    Inventors: Makoto NAKAYAMA, Nobuaki TAKAHASHI, Sayaka MAEDA, Rinpei NIWA
  • Publication number: 20210380684
    Abstract: An object of the present invention is to provide an antibody composition, which more selectively exhibits an effector function against a target cell coexpressing two types of antigens that are different from each other and damages the target cell, and also can maintain affinity for the individual target antigens sufficiently high. The present invention relates to an antibody composition against a first antigen and a second antigen that are different from each other, composed of a first IgG half-molecule and a second IgG half-molecule.
    Type: Application
    Filed: September 27, 2019
    Publication date: December 9, 2021
    Applicant: Kyowa Kirin Co., Ltd.
    Inventors: Rinpei NIWA, Katsuaki USAMI
  • Patent number: 11192953
    Abstract: The invention provides antibodies that specifically bind to OX40 (CD134), referred to as OX40 antibodies, anti-OX40 or anti-OX40 antibodies. Invention antibodies that specifically bind to OX40 include mammalian (human, primate, etc.), humanized and chimeric anti-OX40 antibodies. Invention antibodies and antibody subsequences (fragments) that specifically bind to OX40 include purified and isolated antibodies, as well as pharmaceutical formulations thereof, are useful in various methods including treatment, screening and detection methods.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: December 7, 2021
    Assignee: KYOWA KIRIN CO., LTD.
    Inventors: Shinichiro Kato, Rachel Soloff Nugent, Hitoshi Yoshida, Michael Croft
  • Patent number: 11147833
    Abstract: The object of the present invention is to provide a therapeutic agent for hyperphosphatemia capable sufficiently decreasing a serum phosphorus concentration with a small dose. The present invention provides a therapeutic agent for hyperphosphatemia, which comprises, as an active ingredient, a particle containing certain crosslinked polymer (preferably crosslinked polyallylamine).
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: October 19, 2021
    Assignees: FUJIFILM Corporation, Kyowa Kirin Co., Ltd.
    Inventors: Shinsuke Tokuoka, Hayato Yoshida, Yuichiro Kondo
  • Publication number: 20210309738
    Abstract: An object of the present invention is to provide a method of enabling efficient structural analysis of a target protein that has been impossible or difficult to analyze so far, by stabilizing the target protein. The present invention provides an anti-BRIL antibody which specifically binds to BRIL or a BRIL fusion protein and an antigen-binding fragment thereof, a nucleic acid encoding the anti-BRIL antibody and the antigen-binding fragment thereof, a vector containing the nucleic acid, an antibody producing cell containing the vector, a method of producing the antibody, and a method of using the antibody in a protein structural analysis.
    Type: Application
    Filed: April 9, 2021
    Publication date: October 7, 2021
    Applicant: KYOWA KIRIN CO., LTD.
    Inventors: Hikaru MIYAGI, Michihiko SUZUKI, Junichi SAITO, Hidetsugu ASADA, So IWATA
  • Publication number: 20210269548
    Abstract: The invention relates to an antibody which binds to chondroitin sulfate proteoglycan 5 (CSPG5) or an antibody fragment thereof, a hybridoma which produces the antibody or the antibody fragment thereof, a nucleic acid comprising a nucleotide sequence encoding the antibody or the antibody fragment thereof, a transformant cell comprising a vector comprising the nucleic acid, a method for producing the antibody or the antibody fragment thereof, a composition comprising the antibody or the antibody fragment thereof, and a method for detecting or measuring an antigen present in the brain, a method for diagnosing or treating a brain disease, a method for enhancing the property of accumulating in a brain of an antibody, and a method for increasing the amount of an antibody in the brain, each of which using the antibody or the antibody fragment thereof, and the like.
    Type: Application
    Filed: June 26, 2019
    Publication date: September 2, 2021
    Applicants: Kyowa Kirin Co., Ltd., KAGOSHIMA UNIVERSITY
    Inventors: Nobuaki TAKAHASHI, Ryosuke NAKANO, Sayaka MAEDA, Yuji ITO
  • Patent number: 11091545
    Abstract: An object of the present invention is to provide a method of enabling efficient structural analysis of a target protein that has been impossible or difficult to analyze so far, by stabilizing the target protein. The present invention provides an anti-BRIL antibody which specifically binds to BRIL or a BRIL fusion protein and an antigen-binding fragment thereof, a nucleic acid encoding the anti-BRIL antibody and the antigen-binding fragment thereof, a vector containing the nucleic acid, an antibody producing cell containing the vector, a method of producing the antibody, and a method of using the antibody in a protein structural analysis.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: August 17, 2021
    Assignee: KYOWA KIRIN CO., LTD.
    Inventors: Hikaru Miyagi, Michihiko Suzuki, Junichi Saito, Hidetsugu Asada, So Iwata
  • Publication number: 20210155612
    Abstract: An object of the present invention is to provide an ?,?-unsaturated amide compound or a pharmaceutically acceptable salt or the like thereof having anticancer activity and the like. The ?,?-unsaturated amide compound represented by the following formula (I) or a pharmaceutically acceptable salt or the like thereof has anticancer activity and the like: [wherein, “A” represents optionally substituted heterocyclic diyl, R1 represents hydrogen atom or optionally substituted lower alkyl, R2 represents optionally substituted aryl, optionally substituted cycloalkyl, optionally substituted aliphatic heterocyclic group or optionally substituted aromatic heterocyclic group, X represents —O—, —S—, —SO2—, —NRX1— (wherein, RX1 represents hydrogen atom or lower alkyl), —CHRX2— (wherein, RX2 represents hydrogen atom or hydroxy), —CH?CH—, ?CO— or —NH—CO—, and n1 and n2 are the same or different, and each represents 0 or 1].
    Type: Application
    Filed: June 22, 2018
    Publication date: May 27, 2021
    Applicant: KYOWA KIRIN CO., LTD.
    Inventors: Tomohiro DANJO, Hiroki YAMADA, Takahiro NAKAJIMA
  • Publication number: 20210147541
    Abstract: The invention relates to an antibody which binds to cell adhesion molecule 3 (CADM3) or an antibody fragment thereof, a hybridoma which produces the antibody or the antibody fragment thereof, a nucleic acid comprising a nucleotide sequence encoding the antibody or the antibody fragment thereof, a transformant cell comprising a vector comprising the nucleic acid, a method for producing the antibody or the antibody fragment thereof, a composition comprising the antibody or the antibody fragment thereof, and a method for detecting or measuring an antigen present in the brain, a method for diagnosing or treating a brain disease, a method for enhancing the property of accumulating in a brain of an antibody, and a method for increasing the amount of an antibody in the brain, each of which using the antibody or the antibody fragment thereof, and the like.
    Type: Application
    Filed: June 26, 2019
    Publication date: May 20, 2021
    Applicants: Kyowa Kirin Co., Ltd., KAGOSHIMA UNIVERSITY
    Inventors: Nobuaki TAKAHASHI, Ryosuke NAKANO, Sayaka MAEDA, Takenao YAMADA, Yuji ITO
  • Publication number: 20210122813
    Abstract: An object of the present invention is to provide an anti-BMP10 antibody, and a therapeutic agent for hypertension and a hypertensive disease, containing the antibody as an active ingredient. The present invention relates to an anti-BMP10 monoclonal antibody or an antibody fragment thereof that binds to human BMP10 (bone morphogenetic protein 10). Further, the present invention relates to a therapeutic agent for hypertension and a hypertensive disease containing an antagonist for at least one of BMP10 and a BMP9/BMP10 heterodimer, a diagnostic agent or a pharmaceutical composition for a disease associated with human BMP10, an immunological detection method or a measurement method for human BMP10 using the antagonist, and use of the antagonist for producing a pharmaceutical composition for treating hypertension and a hypertensive disease.
    Type: Application
    Filed: December 12, 2018
    Publication date: April 29, 2021
    Applicant: Kyowa Kirin Co., Ltd.
    Inventors: Hiroyuki ARIYAMA, Shinya OGAWA, Tetsuya KITAYAMA, Takenao YAMADA
  • Publication number: 20210121499
    Abstract: The object of the present invention is to provide a therapeutic agent for hyperphosphatemia capable sufficiently decreasing a serum phosphorus concentration with a small dose, and particles therefor. The present invention provides a therapeutic agent for hyperphosphatemia, which comprises, as an active ingredient, a particle containing a crosslinked polymer having a substituent containing a NRA1RA2 structure or a salt thereof, wherein the particle has an average particle diameter of 20 to 150 ?m and a swelling rate of 9 to 16 mL/g (wherein RA1 and RA2 each independently represent a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, an aminoalkyl group having 1 to 20 carbon atoms or a salt thereof, or the like).
    Type: Application
    Filed: December 31, 2020
    Publication date: April 29, 2021
    Applicants: FUJIFILM Corporation, Kyowa Kirin Co., Ltd.
    Inventors: Shinsuke TOKUOKA, Hayato YOSHIDA, Yuichiro KONDO
  • Publication number: 20210107997
    Abstract: The present invention relates to a monoclonal antibody or antibody fragment thereof as a human IgG antibody including at least one lysine derivative in a constant region of the human IgG antibody; a modified antibody or antibody fragment thereof, wherein the lysine derivative is modified; a nucleic acid including a nucleotide sequence encoding the antibody or antibody fragment thereof; a vector including the nucleic acid; a transformed cell obtained by introducing the vector into a host cell; a method for producing the antibody or antibody fragment thereof; and a composition containing the antibody or antibody fragment thereof.
    Type: Application
    Filed: December 22, 2020
    Publication date: April 15, 2021
    Applicants: RIKEN, KYOWA KIRIN CO., LTD.
    Inventors: Kensaku Sakamoto, Kazumasa Ohtake, Yoshimi Yamaguchi, Shigeyuki Yokoyama, Tatsuo Yanagisawa, Akiko Matsumoto, Akifumi Kato, Yasuhisa Shiraishi, Kaname Kimura, Masakazu Homma
  • Publication number: 20210108207
    Abstract: The present invention provides, for example, an oligonucleotide derivative or a salt thereof comprising a circular oligonucleotide and a linear oligonucleotide, wherein the circular oligonucleotide and the linear oligonucleotide have base sequences complementary to each other, and form a complex via a hydrogen bond between the complementary base sequences, and a method for producing the same.
    Type: Application
    Filed: May 1, 2018
    Publication date: April 15, 2021
    Applicant: KYOWA KIRIN CO., LTD.
    Inventors: Junichiro YAMAMOTO, Fumikazu SHINOHARA, Toshimasa HARUMOTO, Masakazu HOMMA, Kenji HAGIWARA
  • Publication number: 20210077481
    Abstract: The present invention relates to a therapeutic agent for an ophthalmic disease comprising a vascular endothelial growth factor (VEGF) receptor inhibitor or an epidermal growth factor (EGF) receptor inhibitor in a nanoparticle form, having a property to be retained in a posterior eye tissue when systemically administered.
    Type: Application
    Filed: November 30, 2020
    Publication date: March 18, 2021
    Applicant: Kyowa Kirin Co., Ltd.
    Inventors: Hiroki HANIUDA, Sachiko ENOKIZONO, Tomoyuki NAKAZATO, Takuya TOKUDA, Norie FUJIKI
  • Publication number: 20210060169
    Abstract: An object of the present invention is to provide a novel IL-2 variant which has improved selectivity for IL-2R??? and selectively activates Tregs. The present invention relates to an IL-2 variant, a method for producing the IL-2 variant, a composition and a therapeutic agent for an immune disease, comprising the IL-2 variant, a method for increasing selectivity of IL-2 for IL-2R???, a method for improving an affinity of IL-2 for an IL-2R? subunit, a method of reducing an affinity of IL-2 for at least one of an IL-2R? subunit and an IL-2R? subunit, and a method for selectively activating regulatory T cells.
    Type: Application
    Filed: December 27, 2018
    Publication date: March 4, 2021
    Applicant: Kyowa Kirin Co., Ltd.
    Inventors: Masahiro IKEDA, Shinpei YAMAGUCHI, Masumi MURAKAMI, Hideyuki ONODERA