Patents by Inventor Hermann Kasparek

Hermann Kasparek 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).

  • Therapeutically effective N-substituted ureas
    Patent number: 4026942
    Abstract: N-mono-substituted ureas represented by ##STR1## wherein R is hydrogen, hydroxyl, or thiol, R.sub.1 is hydrogen, methyl or ethyl and n is 1, 2, 3 or 4, have therapeutic properties.
    Type: Grant
    Filed: August 25, 1975
    Date of Patent: May 31, 1977
    Assignee: Solco Basel AG
    Inventors: Karl-Heinz Jaeger, Hermann Kasparek, Willy Herbrand, deceased