Patents by Inventor Juergen Seubert

Juergen Seubert 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).

  • 7-Methoxy-6-thiatetracyclines and their preparation
    Patent number: 3988468
    Abstract: 7-Methoxy-6-thiatetracyclines of the formula ##SPC1##Wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 each are H or alkyl of 1 to 4 carbon atoms, and the physiologically acceptable acid addition salts thereof.
    Type: Grant
    Filed: July 30, 1975
    Date of Patent: October 26, 1976
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Werner Rogalski, Richard Kirchlechner, Juergen Seubert, Rudolf Gottschlich, Walter Hameister, Rolf Bergmann, Helmut Wahlig