Patents by Inventor Molnar Leventene

Molnar Leventene 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).

  • Condensed purine derivatives useful for improving peripheral circulation
    Patent number: 4228164
    Abstract: A compound of the formula ##STR1## wherein R is hydroxy, alkoxy or acyloxyQ is sulfur or a .dbd.N--R.sup.1 group, wherein R.sup.1 ishydrogen, C.sub.1-5 alkyl or aralkyl or C.sub.2-4 acyl, or a pharmaceutically acceptable acid addition salt thereof.
    Type: Grant
    Filed: November 7, 1978
    Date of Patent: October 14, 1980
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt.
    Inventors: Rudolf Szebeni, Dezso Korbonits, Kalman Harsanyi, Molnar Leventene, Laszlo Szekeres, Gyula Papp, Gyula Sebestyen