TREA

Troy C. Gehret

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  • Wilmington, DE, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Blue luminescent compounds
    • Patent number 9,843,001
    • Issue date Dec 12, 2017
    • E I du Pont de Nemours and Company
    • Giang Dong Vo
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Blue luminescent compounds
    • Patent number 9,478,757
    • Issue date Oct 25, 2016
    • E I du Pont de Nemours and Company
    • Jerald Feldman
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Electroactive materials
    • Patent number 9,159,927
    • Issue date Oct 13, 2015
    • E I du Pont de Nemours and Company
    • Gary A. Johansson
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Electroactive materials
    • Patent number 8,889,269
    • Issue date Nov 18, 2014
    • E I du Pont de Nemours and Company
    • Gary A. Johansson
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Electroactive materials
    • Patent number 8,652,655
    • Issue date Feb 18, 2014
    • E I du Pont de Nemours and Company
    • Gary A. Johansson
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Electroactive materials
    • Patent number 8,063,399
    • Issue date Nov 22, 2011
    • E. I. Du Pont de Nemours and Company
    • Gary A. Johansson
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Compositions comprising novel compounds and polymers, and electroni...
    • Patent number 7,838,627
    • Issue date Nov 23, 2010
    • E. I. Du Pont de Nemours and Company
    • Nora Sabina Radu
    • C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    BLUE LUMINESCENT COMPOUNDS
    • Publication number 20160049598
    • Publication date Feb 18, 2016
    • E I DU PONT DE NEMOURS AND COMPANY
    • GIANG DONG VO
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    BLUE LUMINESCENT COMPOUNDS
    • Publication number 20150349267
    • Publication date Dec 3, 2015
    • E I DU PONT DE NEMOURS AND COMPANY
    • Giang Dong Vo
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    BLUE LUMINESCENT COMPOUNDS
    • Publication number 20150243909
    • Publication date Aug 27, 2015
    • E I DU PONT DE NEMOURS AND COMPANY
    • JERALD FELDMAN
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    BLUE LUMINESCENT COMPOUNDS
    • Publication number 20150236278
    • Publication date Aug 20, 2015
    • E.I. du Pont de Nemours and Company
    • Lois Bryman
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ELECTROACTIVE MATERIALS
    • Publication number 20130193423
    • Publication date Aug 1, 2013
    • E I DU PONT DE NEMOURS AND COMPANY
    • Gary A. Johansson
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ELECTROACTIVE MATERIALS
    • Publication number 20120065432
    • Publication date Mar 15, 2012
    • E.I. du Pont de Nemours and Company
    • GARY A. JOHANSSON
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    ELECTROACTIVE MATERIALS
    • Publication number 20120013245
    • Publication date Jan 19, 2012
    • E.I. du Pont de Nemours and Company
    • GARY A. JOHANSSON
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    HOLE TRANSPORT POLYMERS
    • Publication number 20080097076
    • Publication date Apr 24, 2008
    • Nora Sabina Radu
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Compositions comprising novel compounds and polymers, and electroni...
    • Publication number 20070232782
    • Publication date Oct 4, 2007
    • Nora Sabina Radu
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...