Patents by Inventor Takayuki FUJITO

Takayuki FUJITO 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).

  • Publication number: 20220289675
    Abstract: An object of the present invention is to provide a compound with an improved balance of S1P5 receptor agonist activity with respect to S1P1 receptor, and a form suitable for drug substances of pharmaceuticals. Provided is Compound I having high S1P5 receptor-selective agonist activity on the S1P1 receptor. In addition, the crystal forms of Compound I, the salts of Compound I, and the crystal forms of salts thereof disclosed in the present invention are provided as drug substances of pharmaceuticals.
    Type: Application
    Filed: August 19, 2020
    Publication date: September 15, 2022
    Inventors: Shuhei OTANI, Takayuki FUJITO, Naoko IMURA, Hideomi KIJIMA, Stephan D. PARENT, Melanie Janelle BEVILL, Courtney S. JOHNSON, Travis Lee HOUSTON
  • Publication number: 20210395250
    Abstract: A novel crystal form of (3S)-3-[2-(6-amino-2-fluoropyridin-3-yl)-4-fluoro-1H-imidazol-5-yl]-7-[5-chloro-2-(1H-tetrazol-1-yl)phenyl]-2,3-dihydroindolizin-5(1H)-one, which is (3S)-3-[2-(6-amino-2-fluoropyridin-3-yl)-4-fluoro-1H-imidazol-5-yl]-7-[5-chloro-2-(1H-tetrazol-1-yl)phenyl]-2,3-dihydroindolizin-5(1H)-one-3-hydroxybenzoic acid (1/1).
    Type: Application
    Filed: November 29, 2019
    Publication date: December 23, 2021
    Inventors: Takayuki FUJITO, Shizuka ONO, Shuhei OHTANI