Patents by Inventor Richard Frank Falk, III

Richard Frank Falk, III 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).

  • Microparticles of lactide-co-glycolide copolymers and methods of making and using the same
    Patent number: 6319521
    Abstract: The present invention relates to the formation of microparticles from copolymers during a process involving precipitation with compressed antisolvents. The family of suitable copolymers have a semi-crystalline structure that above their glass transition temperature retain sufficient crystalline strength to form microparticles. The invention also provides systems comprising the microparticles encapsulated with a desired compound for the controlled release of the compound over a predetermined period of time.
    Type: Grant
    Filed: February 9, 2000
    Date of Patent: November 20, 2001
    Assignee: University Technology Corporation
    Inventors: Theodore W. Randolph, Corinne Lengsfeld, Richard Frank Falk, III