Patents Assigned to Kyowa Hakko Kirin
  • Publication number: 20130230536
    Abstract: Provided herein are antibodies that immunospecifically bind to an hLIGHT polypeptide; isolated nucleic acids encoding the antibodies; vectors and host cells comprising nucleic acids encoding the antibodies; methods of making the antibodies; and a method of treating a hLIGHT-mediated disease in a subject comprising administering to the subject the antibodies. In preferred embodiments, the anti-hLIGHT antibodies provided herein will ameliorate, neutralize or otherwise inhibit hLIGHT biological activity in vivo (e.g., the hLIGHT-mediated production or secretion of CCL20, IL-8 or RANTES from a cell expressing a hLIGHT receptor). Also provided herein is a method for the detection of hLIGHT in a sample as well as a method for ameliorating, neutralizing or otherwise inhibiting hLIGHT activity, e.g., in a human subject suffering from a disorder in which hLIGHT activity is detrimental.
    Type: Application
    Filed: May 8, 2013
    Publication date: September 5, 2013
    Applicants: La Jolla Institute for Allergy and Immunology, Kyowa Hakko Kirin Co., Limited
    Inventors: Steven W. Granger, Shinichiro Kato, Carl F. Ware
  • Publication number: 20130224295
    Abstract: It is an object of the present invention to provide a powder, a granule, an orally-disintegrating tablet, and the like that contain a drug causing bitterness, and that can suppress the bitterness in the mouth and improve solubility thereof in the stomach. The present invention provides a drug-containing granule comprising (a) a core particle that contains a drug causing bitterness, and (b) a masking coating that coats the core particle, wherein the masking coating contains: at least one polymer selected from methacrylic acid copolymer S, methacrylic acid copolymer L, methacrylic acid-ethyl acrylate copolymer, ethyl acrylate-methyl methacrylate copolymer, and ethyl acrylate-methyl methacrylate-ethyl ammonium trimethyl chloride methacrylate copolymer; and at least one diluent selected from D-mannitol, lactose, trehalose, xylitol, maltitol, and erythritol, an orally-disintegrating tablet comprising the drug-containing granule, and the like.
    Type: Application
    Filed: April 8, 2011
    Publication date: August 29, 2013
    Applicant: KYOWA HAKKO KIRIN CO., LTD.
    Inventors: Yuji Miyamoto, Takuya Tokuda, Motohiro Ota, Yasuhiro Ishikawa
  • Publication number: 20130225581
    Abstract: The present invention provides a nitrogen-containing aromatic heterocyclic derivative represented by formula (I): [wherein W represents CR3 (wherein R3 represents a hydrogen atom or the like) or the like, R4 represents a hydrogen atom or the like, R5 represents a hydrogen atom or the like, R9 represents substituted imidazolyl, R12 and R13 may be the same or different, each represent a hydrogen atom or the like, R22 and R23 may be the same or different, each represent a hydrogen atom or the like, R24 represents a hydrogen atom or the like, Y represents C—R25 (wherein R25 represents a hydrogen atom or the like) or the like] or a pharmaceutically acceptable salt thereof and a FGFR inhibitor comprising, as an active ingredient, the nitrogen-containing aromatic heterocyclic derivative or the pharmaceutically acceptable salt thereof, or the like.
    Type: Application
    Filed: July 15, 2011
    Publication date: August 29, 2013
    Applicant: KYOWA HAKKO KIRIN CO., LTD
    Inventors: Takayuki Furuta, Kazuo Kubo, Toshiyuki Atsumi, Maasa Yamanouchi
  • Patent number: 8507484
    Abstract: The present invention provides a preventive and/or therapeutic agent for neutrophilic inflammatory diseases which comprises, as an active ingredient, a bicyclic heterocyclic compound represented by formula (I): [wherein R1 represents a hydrogen atom, substituted or unsubstituted alkyl, or the like, A1-A2-A3-A4 represents N?CR3—CR4?CR5 (wherein R3, R4, and R5 are the same or different and each represents a hydrogen atom, substituted or unsubstituted lower alkyl, and the like), Q represents substituted or unsubstituted phenylene, and the like, and T represents substituted or unsubstituted lower alkyl, substituted or unsubstituted aroyl, and the like].
    Type: Grant
    Filed: February 25, 2005
    Date of Patent: August 13, 2013
    Assignee: Kyowa Hakko Kirin Co., Ltd.
    Inventors: Kyoichiro Iida, Nobumasa Otsubo, Takeshi Kuboyama, Hitoshi Arai, Akihiko Watanabe, Mayumi Saki, Naoko Hiura, Haruhiko Manabe, Hidenori Takada, Jun Saito
  • Publication number: 20130202607
    Abstract: An object of the present invention is to provide a monoclonal antibody which is useful for treating or diagnosing a disease relating to system ASC amino acid transporter 2 (hereinafter, referred to as “ASCT2”) or a method using the antibody. The present invention provides a monoclonal antibody which specifically recognizes a native three-dimensional structure of an extracellular region of ASCT2 and binds to the extracellular region, or an antibody fragment thereof; a hybridoma which produces the antibody; a DNA which encodes the antibody; a vector which contains the DNA; a transformant obtainable by introducing the vector; a process for producing an antibody or an antibody fragment thereof using the hybridoma or the transformant; and a therapeutic agent using the antibody or the antibody fragment thereof, and a diagnostic agent using the antibody or the antibody fragment thereof.
    Type: Application
    Filed: August 13, 2012
    Publication date: August 8, 2013
    Applicant: KYOWA HAKKO KIRIN CO., LTD
    Inventors: Norihiko SHIRAISHI, Akiko FURUYA, Hiroe TOKI, Hiroshi ANDO, Masayo SUZUKI, Tsuguo KUBOTA
  • Patent number: 8501180
    Abstract: An object of the present invention is to provide a monoclonal antibody which is useful for treating or diagnosing a disease relating to system ASC amino acid transporter 2 (ASCT2) or a method using the antibody. The present invention provides a monoclonal antibody which specifically recognizes a native three-dimensional structure of an extracellular region of system ASC amino acid transporter 2 (ASCT2) and binds to the extracellular region, or an antibody fragment thereof; a hybridoma which produces the antibody; a DNA which encodes the antibody; a vector which contains the DNA; a transformant obtainable by introducing the vector; a process for producing an antibody or an antibody fragment thereof using the hybridoma or the transformant; and a therapeutic agent using the antibody or the antibody fragment thereof, and a diagnostic agent using the antibody or the antibody fragment thereof.
    Type: Grant
    Filed: January 18, 2011
    Date of Patent: August 6, 2013
    Assignee: Kyowa Hakko Kirin Co., Ltd
    Inventor: Tsuguo Kubota
  • Patent number: 8501914
    Abstract: A pharmaceutical agent for treating a disease such as inflammatory diseases, blood coagulation diseases associated with deficiency of Protein S has been required. The present invention provides a Protein S composition comprising recombinant Protein S molecules having complex type N-glycoside-linked sugar chains, wherein the Protein S has a higher binding activity to a receptor for advanced glycation end products (hereinafter referred to as “RAGE”) than native Protein S present in healthy human blood, and also has a higher ratio of sugar chains in which fucose is not bound to the complex type N-glycoside-linked sugar chains bound to Protein S than native Protein S present in healthy human blood.
    Type: Grant
    Filed: August 13, 2009
    Date of Patent: August 6, 2013
    Assignee: Kyowa Hakko Kirin Co., Ltd
    Inventors: Yutaka Kanda, Hiroshi Sato, Tsuyoshi Yamada, Akifumi Kato, Mitsuo Satoh
  • Patent number: 8496930
    Abstract: The present invention provides a method of suppressing the formation of a soluble association of an antibody in a solution; a method of suppressing the formation of a chemically degraded product of an antibody in a solution; and a method of stabilizing an antibody in a solution. The present invention also provides a solution-type antibody preparation in which the formation of a soluble association is suppressed; a solution-type antibody preparation in which the formation of a chemically degraded product is suppressed; a solution-type antibody preparation in which the formation of a soluble association, the formation of a chemically degraded product and the formation of an insoluble aggregate are suppressed; an agent for suppressing the formation of a soluble association of an antibody; an agent for suppressing the formation of a chemically degraded product of an antibody; and a stabilizing agent for an antibody.
    Type: Grant
    Filed: October 1, 2004
    Date of Patent: July 30, 2013
    Assignee: Kyowa Hakko Kirin Co., Ltd
    Inventors: Yuji Ueno, Takashi Kayashita, Atsushi Ishihara, Masashi Nakakura, Kyoko Yamauchi
  • Publication number: 20130189736
    Abstract: The present invention relates to a cell for the production of an antibody molecule such as an antibody useful for various diseases having high antibody-dependent cell-mediated cytotoxic activity, a fragment of the antibody and a fusion protein having the Fc region of the antibody or the like, a method for producing an antibody composition using the cell, the antibody composition and use thereof.
    Type: Application
    Filed: November 8, 2012
    Publication date: July 25, 2013
    Applicant: KYOWA HAKKO KIRIN CO., LTD.
    Inventor: Kyowa Hakko Kirin Co., Ltd.
  • Patent number: 8491902
    Abstract: A medicament having a higher therapeutic effect than that provided by administration of a recombinant antibody against human CC chemokine receptor 4 or an antibody fragment thereof or an agent alone is provided.
    Type: Grant
    Filed: December 3, 2004
    Date of Patent: July 23, 2013
    Assignee: Kyowa Hakko Kirin Co., Ltd.
    Inventors: Kenya Shitara, Rinpei Niwa, So Ohta, Yuka Sasaki, Junji Kanazawa, Toshihiko Ishii, Shiro Akinaga
  • Patent number: 8492119
    Abstract: The present invention provides an antibody to human IL-3R? chain, which does not inhibit IL-3 signaling and binds to B domain of the human IL-3R? chain but does not bind to C domain of the human IL-3R? chain; a composition for preventing or treating a blood tumor in which a cell expressing IL-3R? is found in bone marrow or peripheral blood of a subject, which comprises the antibody to human IL-3R? as an active ingredient; and a method for treating a blood tumor in which a cell expressing IL-3R? is found in bone marrow or peripheral blood, which comprises administering, to a subject, a composition comprising the IL-3R? antibody as an active ingredient.
    Type: Grant
    Filed: April 27, 2010
    Date of Patent: July 23, 2013
    Assignee: Kyowa Hakko Kirin Co., Ltd
    Inventors: Tomonori Tawara, Shinichiro Takayanagi, Yoshimasa Inagaki
  • Patent number: 8492526
    Abstract: Disclosed are a recombinant antibody composition which is a human IgG1 antibody, comprises a CH2 domain in which amino acids at positions 276 and 339 indicated by the EU index as in Kabat, et al. are replaced by other amino acids and has more improved complement-dependent cytotoxic activity than an antibody comprising a CH2 domain before the amino acids are replaced; a DNA encoding the antibody molecule or a heavy chain constant region of the antibody molecule contained in the recombinant antibody composition; a transformant obtainable by introducing the DNA into a host cell; a process for producing the recombinant antibody composition using the transformant; and a medicament comprising the recombinant antibody composition as an active ingredient.
    Type: Grant
    Filed: June 22, 2011
    Date of Patent: July 23, 2013
    Assignee: Kyowa Hakko Kirin Co., Ltd.
    Inventors: Kenya Shitara, Rinpei Niwa, Akito Natsume
  • Patent number: 8486980
    Abstract: Provided is a tricyclic compound having a PPAR ? agonist activity, which is represented by the general formula (I) wherein Z represents a single bond or the like, Y represents a hydrogen atom, lower alkyl optionally having substituent(s) or the like, X represents a hydrogen atom or the like, A represents aryl or the like, B and C are the same or different and each represents an aromatic carbocycle or the like, R4-R9 are the same or different and each represents hydrogen or the like, V represents a single bond or the like, R10 and R11 are the same or different and each represents hydrogen or the like, or a pharmaceutically acceptable salt thereof or the like:
    Type: Grant
    Filed: August 6, 2009
    Date of Patent: July 16, 2013
    Assignee: Kyowa Hakko Kirin Co., Ltd.
    Inventors: Arata Yanagisawa, Keiji Uehara, Masahiro Matsubara, Kimihisa Ueno, Michihiko Suzuki, Takeshi Kuboyama, Keisuke Yamamoto, Tomohiro Tamura
  • Patent number: 8486402
    Abstract: A human antibody or a functional fragment thereof having specific binding ability to CD98 which is derived from the cell membrane of cancer cells and is in the form of a complex with a protein having an amino acid transporter activity (for example, LAT1) is disclosed. This antibody binds to CD98 in the form of a dimer with LAT1 on the surface of cancer cells, specifically attacks cancer cells expressing CD98 via the immune system by ADCC or CDC, and further inhibits amino acid uptake of the cancer cells via LAT1, to suppress growth of the cancer cells. Accordingly, a preventive and therapeutic agent for cancer comprising this antibody or a fragment thereof, which acts on various cancers, is specific to cancer, and causes no side effect, is provided.
    Type: Grant
    Filed: May 12, 2011
    Date of Patent: July 16, 2013
    Assignee: Kyowa Hakko Kirin Co., Ltd
    Inventors: Tomoyuki Tahara, Yoshikatsu Kanai, Hitoshi Endou, Shiro Kataoka, Kazumasa Hasegawa, Tetsuya Yoshino
  • Publication number: 20130177944
    Abstract: An anti-CD4 antibody which binds to CD4, has a high affinity and has a high effector activity, such as an antibody-dependent cellular cytotoxicity (ADCC activity) or complement-dependent cellular cytotoxicity (CDC activity), is required for a disease relating to a CD4-expressing cell. The present invention can provide a monoclonal antibody or an antibody fragment thereof, which binds to a CD4 extracellular region with high affinity and also exhibits a high ADCC activity or a high CDC activity; a hybridoma which produces the antibody; a DNA which encodes the antibody; a vector which contains the DNA; a transformant obtainable by introducing the vector; a process for producing an antibody or an antibody fragment thereof using the hybridoma or the transformant; and a therapeutic agent using the antibody or the antibody fragment thereof or a diagnostic agent using the antibody or the antibody fragment thereof.
    Type: Application
    Filed: January 31, 2013
    Publication date: July 11, 2013
    Applicant: KYOWA HAKKO KIRIN CO., LTD.
    Inventors: Tomoaki NAKAGAWA, Sayaka HORI, Rinpei NIWA, Tsuguo KUBOTA, Kazuhiro MASUDA, Kazuyasu NAKAMURA
  • Patent number: 8481039
    Abstract: Medicaments for treating diseases related to HB-EGF escalation are in demand. The present invention provides a monoclonal antibody or an antibody fragment thereof which binds to a cell membrane-bound HB-EGF, a membrane type HB-EGF and a secretory HB-EGF.
    Type: Grant
    Filed: February 3, 2012
    Date of Patent: July 9, 2013
    Assignee: Kyowa Hakko Kirin Co., Ltd
    Inventors: Eisuke Mekada, Ryo Iwamoto, Shingo Miyamoto, Kenya Shitara, Akiko Furuya, Kazuyasu Nakamura, Kumiko Takahashi, Hiroshi Ando, Kazuhiro Masuda, Yuka Sasaki
  • Patent number: 8461307
    Abstract: Provided herein are antibodies that immunospecifically bind to an hLIGHT polypeptide; isolated nucleic acids encoding the antibodies; vectors and host cells comprising nucleic acids encoding the antibodies; methods of making the antibodies; and a method of treating a hLIGHT-mediated disease in a subject comprising administering to the subject the antibodies. In preferred embodiments, the anti-hLIGHT antibodies provided herein will ameliorate, neutralize or otherwise inhibit hLIGHT biological activity in vivo (e.g., the hLIGHT-mediated production or secretion of CCL20, IL-8 or RANTES from a cell expressing a hLIGHT receptor). Also provided herein is a method for the detection of hLIGHT in a sample as well as a method for ameliorating, neutralizing or otherwise inhibiting hLIGHT activity, e.g., in a human subject suffering from a disorder in which hLIGHT activity is detrimental.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: June 11, 2013
    Assignees: Kyowa Hakko Kirin Co., Limited, La Jolla Institute for Allergy and Immunology
    Inventors: Steven W. Granger, Shinichiro Kato, Carl F. Ware
  • Publication number: 20130130317
    Abstract: The present invention provides a medium suitable for animal cell culture, a culture method using the same, and the like. The present invention relates to a method for culturing animal cells having an ability to produce a substance, which comprises culturing the animal cells in a medium supplemented with an oligopeptide having one or more L-cysteines and excluding glutathione, a method for producing a substance by culturing animal cells having the ability to produce the substance, which comprises culturing the animal cells in a medium supplemented with an oligopeptide having one or more L-cysteines and excluding glutathione to produce and accumulate the substance in the culture, and collecting the substance from the culture, and a culture medium comprising an oligopeptide having one or more L-cysteines and excluding glutathione.
    Type: Application
    Filed: July 28, 2011
    Publication date: May 23, 2013
    Applicant: KYOWA HAKKO KIRIN CO., LTD
    Inventors: Akira Ogawa, Wataru Kurihashi, Yoshinobu Konno
  • Patent number: 8440678
    Abstract: The present invention provides pharmaceutical compositions, which are useful for treatment of depression and the like, and which comprises a compound having an adenosine A2A receptor antagonistic activity such as (E)-8-(3,4-dimethoxystyryl)-1,3-diethyl-7-methyl-3,7-dihydro-1H-purine-2,6-dione or a pharmaceutically acceptable salt thereof and an antidepressant drug (for example, a tricyclic antidepressant, a tetracyclic antidepressant, a selective serotonin reuptake inhibitor, a selective noradrenalin reuptake inhibitor, a dopamine reuptake inhibitor, a serotonin-noradrenalin reuptake inhibitor, monoamine oxidase inhibitor, a 5-HT2 antagonist or the like), and the like.
    Type: Grant
    Filed: September 16, 2011
    Date of Patent: May 14, 2013
    Assignee: Kyowa Hakko Kirin Co., Ltd.
    Inventors: Hiroshi Kase, Minoru Kobayashi, Shizuo Shiozaki, Akihisa Mori, Naoki Seno
  • Publication number: 20130102620
    Abstract: The invention provides a pyrazolopyrimidine derivative of formula (I), wherein, for example, R1 represents —NR1aR1b (wherein R1a and R1b are the same or different and each is a hydrogen atom or aralkyl), R2 represents formula (Ya) [wherein k and m each represents an integer of 0-2, n represents an integer of 0-4, L represents a single bond, R5 represents halogen, R6 represents aryl, X represents —CR8 (wherein R8 represents a hydrogen atom), and R7 represents a hydrogen], R3 represents —SO2R13a [wherein R13a represents lower alkoxy, —NR13dC(?O)R13e (wherein R13d represents a hydrogen atom, and R13e represents lower alkyl)], and R4 represents a hydrogen atom, or a pharmaceutically acceptable salt thereof. The invention also provides a medicament containing the pyrazolopyrimidine derivative, as well as a method of using the pyrazolopyrimidine derivative to prevent and/or treat skin diseases.
    Type: Application
    Filed: March 4, 2011
    Publication date: April 25, 2013
    Applicant: KYOWA HAKKO KIRIN CO., LTD.
    Inventors: Keisuke Yamamoto, Seiji Aratake, Kazuki Hemmi