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Edward Johnson Deyrup

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  • Northeast, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bonding resin and methods relating thereto
    • Patent number 5,627,236
    • Issue date May 6, 1997
    • E. I. Du Pont de Nemours and Company
    • Edward J. Deyrup
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyester compositions having improved optical properties and heat...
    • Patent number 5,405,921
    • Issue date Apr 11, 1995
    • E. I. Du Pont de Nemours and Company
    • Lawrence C. Muschiatti
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Plastic composite barrier structures
    • Patent number RE34546
    • Issue date Feb 15, 1994
    • E. I. Du Pont de Nemours and Company
    • Edward J. Deyrup
    • 525 - Synthetic resins or natural rubbers
  • Information Patent Grant

    Plastic composite barrier structures
    • Patent number RE34537
    • Issue date Feb 8, 1994
    • E. I. Du Pont de Nemours and Company
    • Edward J. Deyrup
    • 428 - Stock material or miscellaneous articles
  • Information Patent Grant

    Plastic composite barrier structures
    • Patent number 5,039,565
    • Issue date Aug 13, 1991
    • E. I. Du Pont de Nemours and Company
    • Edward J. Deyrup
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Plastic composite barrier structures
    • Patent number 4,973,625
    • Issue date Nov 27, 1990
    • E. I. Du Pont de Nemours and Company
    • Edward J. Deyrup
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Polyester compositions for blow molding
    • Patent number 4,912,167
    • Issue date Mar 27, 1990
    • E. I. Du Pont de Nemours and Company
    • Edward J. Deyrup
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Food tray
    • Patent number 4,873,137
    • Issue date Oct 10, 1989
    • E. I. Du Pont de Nemours and Company
    • Edward J. Deyrup
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Thermoplastic compositions of crystalline polyolefin and ethylene-c...
    • Patent number 4,758,629
    • Issue date Jul 19, 1988
    • E. I. Du Pont de Nemours and Company
    • Edward J. Deyrup
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Toughened thermoplastic polyester compositions
    • Patent number 4,753,980
    • Issue date Jun 28, 1988
    • E. I. Du Pont de Nemours and Company
    • Edward J. Deyrup
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Molding resins
    • Patent number RE32334
    • Issue date Jan 20, 1987
    • E. I. Du Pont de Nemours and Company
    • Edward J. Deyrup
    • 524 - Synthetic resins or natural rubbers
  • Information Patent Grant

    Molding compositions
    • Patent number 4,486,564
    • Issue date Dec 4, 1984
    • E. I. Du Pont de Nemours and Company
    • Edward J. Deyrup
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Molding resins
    • Patent number 4,352,904
    • Issue date Oct 5, 1982
    • E. I. Du Pont de Nemours and Company
    • Edward J. Deyrup
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Thermal stabilization of polyalkylene terephthalate resin compositions
    • Patent number 4,294,938
    • Issue date Oct 13, 1981
    • E. I. Du Pont de Nemours and Company
    • Charles E. Berr
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for electroplating polyoxymethylene
    • Patent number 3,963,590
    • Issue date Jun 15, 1976
    • E. I. Du Pont de Nemours and Company
    • Edward Johnson Deyrup
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...