TREA

George Richard Chapman JR.

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  • Media, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process aid for melt processable polymers
    • Patent number 6,642,310
    • Issue date Nov 4, 2003
    • DuPont Dow Elastomers L.L.C.
    • George Richard Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Low melting tetrafluoroethylene copolymer and its uses
    • Patent number 5,547,761
    • Issue date Aug 20, 1996
    • E. I. Du Pont de Nemours and Company
    • George R. Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Low-melting tetrafluoroethylene copolymer and its uses
    • Patent number 5,464,904
    • Issue date Nov 7, 1995
    • E. I. Du Pont de Nemours and Company
    • George R. Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Low-melting tetrafluorethylene copolymer and its uses
    • Patent number 5,266,639
    • Issue date Nov 30, 1993
    • E. I. Du Pont de Nemours and Company
    • George R. Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Fluoropolymer process aids containing functional groups
    • Patent number 5,132,368
    • Issue date Jul 21, 1992
    • E. I. Du Pont de Nemours and Company
    • George R. Chapman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process and processing aid for extruding a hydrocarbon polymer
    • Patent number 5,106,911
    • Issue date Apr 21, 1992
    • E. I. Du Pont de Nemours and Company
    • George R. Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for melt extrusion of polymers
    • Patent number 5,089,200
    • Issue date Feb 18, 1992
    • E. I. DuPont de Nemours and Company
    • George R. Chapman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Processing aid for polymers
    • Patent number 5,057,575
    • Issue date Oct 15, 1991
    • E. I. Du Pont de Nemours and Company
    • George R. Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Processing aid for polymers
    • Patent number 5,013,792
    • Issue date May 7, 1991
    • E. I. Du Pont de Nemours and Company
    • George R. Chapman
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    High melt viscosity fluoropolymer process aid
    • Patent number 5,010,130
    • Issue date Apr 23, 1991
    • E. I. Du Pont de Nemours and Company
    • George R. Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Processing aid for polymers
    • Patent number 4,904,735
    • Issue date Feb 27, 1990
    • E. I. Du Pont de Nemours and Company
    • George R. Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    Process aid for melt processable polymers
    • Publication number 20070249786
    • Publication date Oct 25, 2007
    • George Richard Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Process aid for melt processable polymers
    • Publication number 20070244256
    • Publication date Oct 18, 2007
    • George Richard Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Process aid for melt processable polymers
    • Publication number 20070244257
    • Publication date Oct 18, 2007
    • George Richard Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Process aid for melt processable polymers
    • Publication number 20060122328
    • Publication date Jun 8, 2006
    • George Richard Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Process aid for melt processable polymers
    • Publication number 20060116477
    • Publication date Jun 1, 2006
    • George Richard Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    PROCESS AID FOR MELT PROCESSABLE POLYMERS
    • Publication number 20040204544
    • Publication date Oct 14, 2004
    • George Richard Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Process aid for melt processable polymers
    • Publication number 20030236357
    • Publication date Dec 25, 2003
    • George Richard Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Process aid for melt processable polymers
    • Publication number 20030162901
    • Publication date Aug 28, 2003
    • George Richard Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Process aid for melt processable polymers
    • Publication number 20020161120
    • Publication date Oct 31, 2002
    • George R. Chapman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...