Patents by Inventor Agnes Udvardi

Agnes Udvardi 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).

  • Stabilized, prostaglandin-containing tablets with controlled rate of solubility, for local use and process for the preparation thereof
    Patent number: 4335097
    Abstract: The invention relates to stabilized, prostaglandin-containing tablets with controlled rate of solubility, for local use and a process for the preparation thereof. The tablets according to the invention comprise 0.2 to 20% by weight of one or more natural or synthetic prostaglandins, 0.4 to 40% by weight of a non-toxic buffer, which adjusts the pH of the liquid film formed on the surface of the solid phase due to air humidity, to 3 to 5, 1 to 50% by weight of stearic acid, 0 to 15% by weight of an alkali earth metal stearate, 10 to 95% by weight of lactose and/or mannite, 0 to 15% by weight of a further granulation aid, 1 to 30% by weight of a disintegrating agent and optionally 0.5 to 10% by weight of a flavoring and aroma substance and are prepared under a pressure of 500 to 2000 kp./cm.sup.2. (49.03 to 196.13 MPa).
    Type: Grant
    Filed: January 15, 1981
    Date of Patent: June 15, 1982
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt.
    Inventors: Agoston David, Tibor Horvath, Csaba Kiss, Gabor Nagy, Kalman Simon, Ilona Simonidesz nee Vermes, Agnes Udvardi, Sandor Virag