Patents Assigned to Richter Gedeon Vehyeszeti Gyar Rt.
  • Process for the preparation of morphologically homogeneous forms of thiazole derivatives
    Patent number: 4894459
    Abstract: The invention relates to two morphologically homogeneous forms of Famotidine [chemical name: N-sulfamoyl-3-(2-guanidino-thiazole-4-yl-methylthio)-propionamidine]. Said forms are prepared by selective crystallisation or precipitation.
    Type: Grant
    Filed: August 4, 1987
    Date of Patent: January 16, 1990
    Assignee: Richter Gedeon Vehyeszeti Gyar Rt.
    Inventors: Peter Bod, Kalman Harsanyi, Bela Hegedus, Erik Bogsch, Eva Fekecs, Imre Peter, Zsuzsanna Aracs ne Trischler, Sandor Miszori, Maria Stiller