Patents by Inventor Fred E. Indig

Fred E. Indig 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).

  • Assay of endopeptidases and novel purified bacterial enzyme
    Patent number: 5143839
    Abstract: The invention relates to highly purified aminopeptidases derived from Streptomycetes which are heat stable. There is further provided assay for the detection and quantitative determination of Neutral Endopeptidase 24.11 and Neutral Proteinase 24.4. A specific aminopeptidase is one derived from Streptomyces griseus, which is a calcium activated metalloprotein.
    Type: Grant
    Filed: August 7, 1990
    Date of Patent: September 1, 1992
    Assignee: Ramot Ltd.
    Inventors: Shmaryahu Blumberg, Anya Spungin, Fred E. Indig, Daniela B. Meir