Patents by Inventor Larry E. Keenberg

Larry E. Keenberg 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).

  • Pet food flavor
    Patent number: 4191781
    Abstract: The palatability of dog foods is increased by incorporating therein effective amounts of ammoniated glycyrrhizin.
    Type: Grant
    Filed: September 30, 1977
    Date of Patent: March 4, 1980
    Assignee: General Foods Corporation
    Inventors: Robert E. Schara, Larry E. Keenberg, Andrew Makar