Patents by Inventor Eike Druckrey

Eike Druckrey 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).

  • Benzylamine derivatives and process for preparing them
    Patent number: 4024274
    Abstract: N-Cycloalkyl-benzylamine derivatives of the formula ##STR1## in which R.sup.1 represents hydrogen or lower alkyl of 1 to 4 carbon atoms, R.sup.2 represents a cycloalkyl radical of a total of 7 to 12 carbon atoms which may be alkyl-substituted and may contain hydrocarbon bridges of 1 to 3 carbon atoms, R.sup.3 represents hydrogen, alkoxy of 1 to 4 carbon atoms, R.sup.4 represents hydrogen or alkoxy of 1 to 4 carbon atoms or halogen, and R.sup.5 represents alkoxy of 1 to 4 carbon atoms, methylene dioxy, ethylene dioxy, benzyloxy or halogen, and the physiologically tolerated salts thereof are disclosed as having diuretic and saluretic activity.
    Type: Grant
    Filed: January 21, 1975
    Date of Patent: May 17, 1977
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Eike Druckrey, Bernd Knabe, Hans-Jochen Lang, Milos Babej, Roman Muschaweck