Patents by Inventor Tamas Bartik

Tamas Bartik 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).

  • Benzopyran derivatives
    Patent number: 5703113
    Abstract: The invention relates to benzopyran compounds of formula (I) possessing pharmacological activity, as well as to pharmaceutical compositions containing the compounds of formula (I) and processes for the preparation thereof.
    Type: Grant
    Filed: November 8, 1995
    Date of Patent: December 30, 1997
    Assignee: Alkaloida Vegyeszeti Gyar
    Inventors: Tibor Eszenyi, Peter Sebok, Laszlo Frank, Gyula Papp, Tibor Timar, Tamas Bartik