Patents by Inventor David A. Heatherbell

David A. Heatherbell 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).

  • Wine preparation with new strains of Leuconostoc oenos
    Patent number: 4547373
    Abstract: Strains of Leuconostoc oenos capable of carrying out malolactic fermentation in wines at relatively low temperatures and in wines having relatively high acidity.
    Type: Grant
    Filed: August 11, 1983
    Date of Patent: October 15, 1985
    Assignee: State of Oregon acting by and through the State Board of Higher Education for and on behalf of Oregon State University
    Inventors: William E. Sandine, David A. Heatherbell