Patents by Inventor Manfred W. Breuninger

Manfred W. Breuninger 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).

  • Process for the manufacture of citral
    Patent number: 4447649
    Abstract: The invention is concerned with a novel process for the manufacture of citral from an N-oxide.
    Type: Grant
    Filed: September 27, 1982
    Date of Patent: May 8, 1984
    Assignee: Hoffmann-La Roche Inc.
    Inventor: Manfred W. Breuninger