Patents by Inventor Marion D. Case

Marion D. Case 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).

  • Hay fragrance
    Patent number: 4634549
    Abstract: Fragrance from alfalfa or clover hay is isolated from the cut hay by soaking the hay in suitable solvent, or by synthetically reproducing reproducing the fragrance molecule in chemical process. The resulting fragrance may be used in standard cosmetics or other systems requiring fragrance.
    Type: Grant
    Filed: September 30, 1985
    Date of Patent: January 6, 1987
    Inventor: Marion D. Case