Patents by Inventor James R. Siverly

James R. Siverly 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).

  • Iontophoretic delivery of peptides
    Patent number: H1160
    Abstract: The invention concerns a new system and method for iontophoretically delivering a polypeptide transdermally into animal tissue.
    Type: Grant
    Filed: November 26, 1990
    Date of Patent: April 6, 1993
    Inventors: Hawkins V. Maulding, James R. Siverly