Patents by Inventor Allison O. Okpojo

Allison O. Okpojo 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).

  • Patent number: 5401806
    Abstract: A biocompatible moldable curable polymer/monomer system capable of curing at ambient temperatures to provide an elastomer product while producing a lower exotherm than previously used systems. The system includes an alkyl acrylate or methacrylate homopolymer or copolymer; a monomer mixture of higher alkylacrylate or methacrylate combined with one or more of acrylic acid, methacrylic acid and their lower alkyl esters; and a plasticizer and optionally cross-linking agents, anti-tack agents, and activators or photoinitiators. The moldable systems is a dough used for making earmoulds and earpieces or in fabrication of prostheses.
    Type: Grant
    Filed: July 19, 1993
    Date of Patent: March 28, 1995
    Assignee: The Secretary of State for Health in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland
    Inventors: Michael Braden, Allison O. Okpojo