Patents by Inventor Edrick L. Candler, Jr.

Edrick L. Candler, Jr. 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).

  • System for delivering an active substance for sustained release
    Patent number: 5160742
    Abstract: A system for delivering an active substance has sustained release of the active substance in the intestinal tract. This delivery system is especially useful for an active substance such as a .beta.-lactam antibiotic which preferably has minimal exposure to the acidic environment of the stomach. Particles comprise an active ingredient disposed in a core which has at least one coating of a prolamine and one coating of an enteric compound thereon. The particles may be very small and suspended in a liquid medium.
    Type: Grant
    Filed: December 31, 1991
    Date of Patent: November 3, 1992
    Assignee: Abbott Laboratories
    Inventors: Terrence B. Mazer, Glenn A. Meyer, Shie-Ming Hwang, Edrick L. Candler, Jr., Lonnie R. Drayer, Andre Daab-Krzykowski