Patents by Inventor Mitsuzo Kuno

Mitsuzo Kuno 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).

  • .beta.-lactamase inhibitory composition
    Patent number: 4725591
    Abstract: Compounds having one or two substituents at the 3-position, represented by the general formula ##STR1## wherein R.sub.1 is an optionally acylated or protected amino group and X is hydrogen atom or methoxy group, or a pharmaceutically acceptable salt thereof; when used either alone or in combination with a .beta.-lactam antibiotic, show excellent .beta.-lactamase inhibitory activity and can be used as drugs for use in humans and domestic animals.
    Type: Grant
    Filed: February 3, 1984
    Date of Patent: February 16, 1988
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Taisuke Matsuo, Mitsuzo Kuno, Kenji Okonogi