Patents by Inventor Akiko Tarao

Akiko Tarao has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10407408
    Abstract: Provided is a novel low-molecular-weight compound that suppresses production of induction type MMPs, particularly MMP-9, rather than production of hemostatic type MMP-2. The present invention relates to a compound represented by the following formula (I): wherein each symbol is as described in the DESCRIPTION. The compound has a selective MMP-9 production suppressive action, and is useful as a drug for the prophylaxis and/or treatment of autoimmune diseases such as rheumatoid arthritis and the like, inflammatory bowel diseases (ulcerative colitis, Crohn's disease) or osteoarthritis.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: September 10, 2019
    Assignee: MITSUBISHI TANABE PHARMA CORPORATION
    Inventors: Seigo Ishibuchi, Kunio Saruta, Maiko Hamada, Nobuatsu Matoba, Tetsuji Matsudaira, Maki Seki, Akiko Tarao, Takashi Honjo, Shingo Ogata, Atsushi Kawata, Kenji Morokuma, Naoto Fujie, Yukio Aoyama
  • Publication number: 20190077787
    Abstract: Provided is a novel low-molecular-weight compound that suppresses production of induction type MMPs, particularly MMP-9, rather than production of hemostatic type MMP-2. The present invention relates to a compound represented by the following formula (I): wherein each symbol is as described in the DESCRIPTION. The compound has a selective MMP-9 production suppressive action, and is useful as a drug for the prophylaxis and/or treatment of autoimmune diseases such as rheumatoid arthritis and the like, inflammatory bowel diseases (ulcerative colitis, Crohn's disease) or osteoarthritis.
    Type: Application
    Filed: July 8, 2016
    Publication date: March 14, 2019
    Applicant: MITSUBISHI TANABE PHARMA CORPORATION
    Inventors: Seigo ISHIBUCHI, Kunio SARUTA, Maiko HAMADA, Nobuatsu MATOBA, Tetsuji MATSUDAIRA, Maki SEKI, Akiko TARAO, Takashi HONJO, Shingo OGATA, Atsushi KAWATA, Kenji MOROKUMA, Naoto FUJIE, Yukio AOYAMA
  • Patent number: 8816079
    Abstract: Provided are a novel low-molecular-weight compound that suppresses production of induction type MMPs, particularly MMP-9, rather than production of hemostatic type MMP-2, as well as a prophylactic/therapeutic drug for autoimmune diseases or osteoarthritis. An amide derivative represented by the following formula (I) wherein each symbol is as defined in the specification, or a pharmacologically acceptable salt thereof.
    Type: Grant
    Filed: April 27, 2011
    Date of Patent: August 26, 2014
    Assignee: Mitsubishi Tanabe Pharma Corporation
    Inventors: Kazuhiro Maeda, Jun-ichi Endoh, Akiko Tarao, Kaoru Tashiro, Seigo Ishibuchi, Hidemasa Hikawa
  • Publication number: 20130040930
    Abstract: Provided are a novel low-molecular-weight compound that suppresses production of induction type MMPs, particularly MMP-9, rather than production of hemostatic type MMP-2, as well as a prophylactic/therapeutic drug for autoimmune diseases or osteoarthritis. An amide derivative represented by the following formula (I) wherein each symbol is as defined in the specification, or a pharmacologically acceptable salt thereof.
    Type: Application
    Filed: April 27, 2011
    Publication date: February 14, 2013
    Applicant: MITSUBISHI TANABE PHARMA CORPORATION
    Inventors: Kazuhiro Maeda, Jun-ichi Endoh, Akiko Tarao, Kaoru Tashiro, Seigo Ishibuchi, Hidemasa Hikawa
  • Patent number: 8354401
    Abstract: Provided are a novel low-molecular-weight compound that suppresses production of induction type MMPs, particularly MMP-9, rather than production of hemostatic type MMP-2, as well as a prophylactic/therapeutic drug for autoimmune diseases or osteoarthritis. An amide derivative represented by the following formula (I) wherein each symbol is as defined in the specification, a pharmacologically acceptable salt thereof, or a hydrate or solvate thereof.
    Type: Grant
    Filed: October 27, 2009
    Date of Patent: January 15, 2013
    Assignee: Mitsubishi Tanabe Pharma Corporation
    Inventors: Seigo Ishibuchi, Hidemasa Hikawa, Akiko Tarao, Jun-ichi Endoh, Kunitomo Adachi, Kazuhiro Maeda, Kaoru Tashiro
  • Publication number: 20110263571
    Abstract: Provided are a novel low-molecular-weight compound that suppresses production of induction type MMPs, particularly MMP-9, rather than production of hemostatic type MMP-2, as well as a prophylactic/therapeutic drug for autoimmune diseases or osteoarthritis. An amide derivative represented by the following formula (I) wherein each symbol is as defined in the specification, a pharmacologically acceptable salt thereof, or a hydrate or solvate thereof.
    Type: Application
    Filed: October 27, 2009
    Publication date: October 27, 2011
    Applicant: MITSUBISHI TANABE PHARMA CORPORATION
    Inventors: Seigo Ishibuchi, Hidemasa Hikawa, Akiko Tarao, Jun-ichi Endoh, Kunitomo Adachi, Kazuhiro Maeda, Kaoru Tashiro
  • Patent number: 6734187
    Abstract: Purine derivatives represented by the following formula and salts thereof: wherein R1 represents a C1-C4 alkyl group or difluoromethyl group; R2 represents tetrahydrofuranyl group, a C1-C7 alkyl group and the like; X represents hydrogen atom, a halogen atom or nitro group; and A represents a group represented by the following formula: wherein R3 represents hydrogen atom, a halogen atom and the like; R4 and R5 represent hydrogen atom, a halogen atom, a C1-C4 alkyl group, a C1-C4 alkoxyl group and the like, which are useful as active ingredients of medicaments such as antiasthmatic agents.
    Type: Grant
    Filed: July 23, 2002
    Date of Patent: May 11, 2004
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Toshihiko Tanaka, Eiichirou Iwashita, Akiko Tarao, Akira Amenomori, Yuya Ono