Patents by Inventor Rivka Efrat

Rivka Efrat 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).

  • Stable ill-defined cubic nanosized particles in a ternary aqueous phase
    Publication number: 20070176143
    Abstract: The present invention concerns ternary system comprising 40 to 65% water; 6 to 22% alcohol or a ketone; and 25 to 60% a fatty acid or an ester thereof forming spontaneously a stable, non-viscous and clear nanosized structures having cubic-like nanosized symmetry. The ternary system may be dispersed and used as a solubilizing medium for hydrophobic and hydrophilic substances.
    Type: Application
    Filed: December 30, 2004
    Publication date: August 2, 2007
    Applicant: YISSYM RESEARCH DEVELOPMENT COMPANY OF THE HEBREW UNIVERSITY OF JERUSALEM
    Inventors: Nissim Garti, Rivka Efrat, Avraham Aserin