Patents by Inventor Sidney Riegelman

Sidney Riegelman 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).

  • Increasing the absorption rate of insoluble drugs
    Patent number: 4151273
    Abstract: The absorption in body fluids of poorly soluble drugs is enhanced by forming a glassy solid matrix of a carrier and the drug. A solution of the drug and the carrier is formed at an elevated temperature either with or without a solvent and chilled rapidly to form a solid mass which can be ground to a powder for oral administration in a tablet or capsule.
    Type: Grant
    Filed: June 13, 1978
    Date of Patent: April 24, 1979
    Assignee: The Regents of the University of California
    Inventors: Sidney Riegelman, Win L. Chiou