Patents by Inventor Alfred Sutter

Alfred Sutter 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).

  • Patent number: 4236006
    Abstract: The invention provides a process for the production of 4-phenyl-2(1H)-quinazolinones by cyclising a corresponding 2-aminobenzophenone with urea or an alkylcarbamate in the presence of an aromatic acid. The products are known anti-inflammatory agents.
    Type: Grant
    Filed: February 1, 1979
    Date of Patent: November 25, 1980
    Assignee: Sandoz Ltd.
    Inventors: Guido Gamboni, Walter Schmid, Alfred Sutter