Patents by Inventor Lucio Ongchin

Lucio Ongchin 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).

  • Article of manufacture, the cross-linked product of a semi-conductive composition bonded to a crosslinked polyolefin substrate
    Patent number: 4286023
    Abstract: An article of manufacture, the crosslinked product of a semi-conductive composition directly bonded to a crosslinked polyolefin substrate, as for example, an electrical conductor having, as primary insulation, a crosslinked polyolefin and, as semi-conductive shielding, the crosslinked product of a semi-conductive composition.
    Type: Grant
    Filed: September 2, 1980
    Date of Patent: August 25, 1981
    Assignee: Union Carbide Corporation
    Inventor: Lucio Ongchin
  • Vulcanizable semi-conductive compositions
    Patent number: 4246142
    Abstract: Vulcanizable semi-conductive compositions that can be used to provide strippable insulation shielding compositions for electrical conductors, and articles of manufacture wherein the cross-linked products of said vulcanizable compositions are directly bonded to a crosslinked polyolefin substrate.
    Type: Grant
    Filed: October 4, 1976
    Date of Patent: January 20, 1981
    Assignee: Union Carbide Corporation
    Inventor: Lucio Ongchin
  • Deformation resistant shielding composition
    Patent number: 3951871
    Abstract: A deformation resistant semi-conducting composition is formed from low density thermoplastic ethylene copolymer, carbon black, thermoplastic crystalline high density ethylene polymer or propylene resin and a thermoplastic elastomer.The composition is useful as insulation shielding material or as conductor shielding material in high voltage wire and cable.
    Type: Grant
    Filed: May 16, 1974
    Date of Patent: April 20, 1976
    Assignee: Union Carbide Corporation
    Inventors: Keith A. Lloyd, Eugene J. Fisher, Lucio Ongchin