Patents by Inventor Nechemia Sar

Nechemia Sar 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).

  • Bioemulsifier production by Acinetobacter calcoaceticus strains
    Patent number: 4883757
    Abstract: Methods and compositions are provided for the preparation and use of new nondialyzable, interfacially-active bioemulsifiers from Acinetobacter calcoaceticus strains.
    Type: Grant
    Filed: November 24, 1987
    Date of Patent: November 28, 1989
    Assignee: Petroleum Fermentations N.V.
    Inventors: David L. Gutnick, Eirik Nestaas, Eugene Rosenberg, Nechemia Sar