Patents by Inventor Satoko Uchibori

Satoko Uchibori 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).

  • 2-phenylazulene derivatives and a manufacturing method of these compounds
    Patent number: 5843999
    Abstract: A series of new azulene derivatives are disclosed, which are represented by the following formula; ##STR1## wherein: R.sub.1 is hydrogen atom, lower alkoxycarbonyl group, carboxy group, halogen atom, lower alkyl group, phenyl group or lower alkanoyl group; R.sub.2, R.sub.3 and R.sub.4 are hydrogen atom, lower alkyl group, lower alkoxy group or halogen atom; X is lower alkyl group or amino group.The compounds of the present invention are useful for treatment of inflammation.
    Type: Grant
    Filed: December 2, 1997
    Date of Patent: December 1, 1998
    Assignee: Kotobuki Seiyaku Co., Ltd.
    Inventors: Tsuyoshi Tomiyama, Akira Tomiyama, Masayuki Yokota, Satoko Uchibori