Patents by Inventor Ronald F. Czarnecki

Ronald F. Czarnecki 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).

  • Sustained released delivery system for use in the periodontal pocket
    Patent number: 5230895
    Abstract: An in vivo method is described for treating a subject for periodontal disease by placing a mixture of a glyceride composition and a therapeutic agent in the periodontal pocket of subject such that the therapeutic agent is released in a sustained manner. The glyceride composition is selected such that the mixture of the glyceride composition and the therapeutic agent is capable of forming a gel in the environment of the periodontal pocket. Also described is a sustained release delivery system comprising the mixture of the glyceride composition and therapeutic agent.
    Type: Grant
    Filed: May 1, 1990
    Date of Patent: July 27, 1993
    Assignee: Copley Pharmaceutical Inc.
    Inventors: Ronald F. Czarnecki, David L. Williams