Patents by Inventor Koji Takamoto

Koji Takamoto 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).

  • STABLE CRYSTAL OF BETA-LACTAM COMPOUND
    Publication number: 20100286389
    Abstract: A stable crystal (Form I crystal) of (4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-({4-[(5S)-5-methyl-2,5-dihydro-1H-pyrrol-3-yl]-1,3-thiazol-2-yl}thio)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid which has preferable properties and a process for preparation Form I crystal which is characterized of desolvating a solvated crystal of its compound.
    Type: Application
    Filed: December 11, 2008
    Publication date: November 11, 2010
    Applicant: DAINIPPON SUMITOMO PHARMA CO., LTD.
    Inventors: Tatsuo Yokoyama, Masanori Itoh, Koji Takamoto