Patents by Inventor Paul James Gibney

Paul James Gibney 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: 5678287
    Abstract: Polymer (preferably polyimide) sheets with laser ablated through-holes plated with metal are used for making electrical connections to specified microcircuits, especially unbumped microchips and Tape Automated Bonding (TAB) articles. Bonding with different melting-point materials at opposite ends of the plated holes is disclosed. Preferred polyimides are those derived from polymerisation of 4-4'-biphenyldianhydride and (4,4'-diaminobiphenyl, or 4,4'-diaminobiphenylether, or phenylenediamine, preferably p-phenylenediamine).
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: October 21, 1997
    Assignee: Raychem Limited
    Inventors: Nicholas J. G. Smith, Michael Joseph Ludden, Peter Nyholm, Paul James Gibney