Patents by Inventor Nestor Arroyo

Nestor Arroyo 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).

  • Bone cement for sustained release of substances
    Patent number: 4900546
    Abstract: A bone cement is disclosed wherein the liquid component contains a therapeutic or diagnostic substance in combination with an emulsifying agent for said substance.
    Type: Grant
    Filed: July 30, 1987
    Date of Patent: February 13, 1990
    Assignee: Pfizer Hospital Products Group, Inc.
    Inventors: Jessica D. Posey-Dowty, Paul A. Higham, Nestor Arroyo, Casper F. Stark