Patents by Inventor Robert A. Fromtling

Robert A. Fromtling 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).

  • Antifungal fermentation product
    Patent number: 4931352
    Abstract: An antifungal agent produced by cultivation of a yet unidentified microorganism is a cyclic lipopeptide with very high activity against human pathogens and of very low mammalian toxicity. Its production and isolation are also described.
    Type: Grant
    Filed: June 7, 1989
    Date of Patent: June 5, 1990
    Assignee: Merck & Co., Inc.
    Inventors: Robert A. Fromtling, Robert A. Giacobbe, Jerrold M. Liesch, Sagrario M. Del Val, Robert E. Schwartz, Carol F. Wichmann