Patents by Inventor Kajiya Seitaro

Kajiya Seitaro 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-Thiazolamine derivatives, process for preparing same, and pharmaceutical compositions comprising same
    Patent number: 4473577
    Abstract: Disclosed are 2-thiazol derivatives having the general formula ##STR1## where R.sub.1 and R.sub.2 independently represent lower alkyl radicals having 1 to 4 carbon atoms and X represents a lower alkyl radical, a lower alkoxy radical, a lower alkoxycarbonyl radical, a halogenoalkoxy radical, a radical of the formula ##STR2## or a radical of the formula ##STR3## Also disclosed are a process for preparing the derivatives and pharmaceutical compositions having immunomodulatory activity which comprise the derivatives as the active ingredient.
    Type: Grant
    Filed: October 22, 1982
    Date of Patent: September 25, 1984
    Assignee: Mitsui Toatsu Chemicals, Incorporated
    Inventors: Isao Sakano, Tatsuro Yokoyama, Kajiya Seitaro, Yutaka Okazaki, Hiroshi Tokuda, Hiroshi Kawazura, Mikio Kumakura, Takuo Nakano, Akira Awaya