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Benjamin H. Knox

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  • Wilmington, DE, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Making high filament count fine filament polyester yarns
    • Patent number 5,827,464
    • Issue date Oct 27, 1998
    • E. I. Du Pont de Nemours and Company
    • David George Bennie
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    High filament count fine filament polyester yarns
    • Patent number 5,741,587
    • Issue date Apr 21, 1998
    • E. I. Du Pont de Nemours and Company
    • David George Bennie
    • D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
  • Information Patent Grant

    Polyester mixed yarns with fine filaments
    • Patent number 5,691,057
    • Issue date Nov 25, 1997
    • E. I. Du Pont de Nemours and Company
    • David George Bennie
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Continuous filaments, yarns, and tows
    • Patent number 5,645,936
    • Issue date Jul 8, 1997
    • E. I. Du Pont de Nemours and Company
    • Hans Rudolf Edward Frankfort
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Hollow nylon filaments and yarns
    • Patent number 5,643,660
    • Issue date Jul 1, 1997
    • E. I. Du Pont de Nemours and Company
    • David Arthur Price
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Hollow nylon filaments
    • Patent number 5,604,036
    • Issue date Feb 18, 1997
    • E. I. Du Pont de Nemours and Company
    • David A. Price
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for polyester fine hollow filaments
    • Patent number 5,585,182
    • Issue date Dec 17, 1996
    • E. I. Du Pont de Nemours and Company
    • Arun P. Aneja
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Continuous hollow filaments, yarns, and tows
    • Patent number 5,532,060
    • Issue date Jul 2, 1996
    • E. I. Du Pont de Nemours and Company
    • Arun P. Aneja
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process of making spin-oriented, biconstituent filaments
    • Patent number 5,505,894
    • Issue date Apr 9, 1996
    • E. I. Du Pont de Nemours and Company
    • Hans R. E. Frankfort
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process of making fine polyester hollow filaments
    • Patent number 5,487,859
    • Issue date Jan 30, 1996
    • E. I. Du Pont de Nemours and Company
    • Arun P. Aneja
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for making hollow nylon filaments
    • Patent number 5,439,626
    • Issue date Aug 8, 1995
    • E. I. Du Pont de Nemours and Company
    • James P. Bennett
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Nylon flat yarns
    • Patent number 5,419,964
    • Issue date May 30, 1995
    • E. I. Du Pont de Nemours and Company
    • Raymond L. Boles
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process of making polyester mixed yarns with fine filaments
    • Patent number 5,417,902
    • Issue date May 23, 1995
    • E. I. Du Pont de Nemours and Company
    • David G. Bennie
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for preparing polyester fine filaments
    • Patent number 5,407,621
    • Issue date Apr 18, 1995
    • E. I. Du Pont de Nemours and Company
    • Robert J. Collins
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process of making spin-oriented polyester filaments
    • Patent number 5,384,082
    • Issue date Jan 24, 1995
    • E. I. Du Pont de Nemours and Company
    • Hans R. E. Frankfort
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Mixed filament yarn of polyester filaments and nylon filaments
    • Patent number 5,364,701
    • Issue date Nov 15, 1994
    • E. I. Du Pont de Nemours and Company
    • Raymond L. Boles
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Nylon flat yarns
    • Patent number 5,360,667
    • Issue date Nov 1, 1994
    • E. I. Du Pont de Nemours and Company
    • Raymond L. Boles
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Continuous hollow filament, yarns, and tows
    • Patent number 5,356,582
    • Issue date Oct 18, 1994
    • E. I. Du Pont de Nemours and Company
    • Arun P. Aneja
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Polyester fine filaments
    • Patent number 5,288,553
    • Issue date Feb 22, 1994
    • E. I. Du Pont de Nemours and Company
    • Robert J. Collins
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Polyester filaments, yarns and tows
    • Patent number 5,261,472
    • Issue date Nov 16, 1993
    • E. I. Du Pont de Nemours and Company
    • Benjamin H. Knox
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for preparing polyester fine filaments
    • Patent number 5,250,245
    • Issue date Oct 5, 1993
    • E. I. Du Pont de Nemours and Company
    • Robert J. Collins
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Method of making improved polyester filaments, yarns and tows
    • Patent number 5,244,616
    • Issue date Sep 14, 1993
    • E. I. Du Pont de Nemours and Company
    • John P. Hendrix
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for improving the properties of a feed yarn of undrawn poly...
    • Patent number 5,229,060
    • Issue date Jul 20, 1993
    • E. I. Du Pont de Nemours and Company
    • Benjamin H. Knox
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process of making mixed shrinkage yarn
    • Patent number 5,223,198
    • Issue date Jun 29, 1993
    • E. I. Du Pont de Nemours and Company
    • Hans R. E. Frankfort
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process of making mixed filament yarn
    • Patent number 5,223,197
    • Issue date Jun 29, 1993
    • E. I. Du Pont de Nemours and Company
    • Raymond L. Boles
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process of making nylon flat yarns
    • Patent number 5,219,503
    • Issue date Jun 15, 1993
    • E. I. Du Pont de Nemours and Company
    • Raymond L. Boles
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Multifilament apparel yarns of nylon
    • Patent number 5,202,182
    • Issue date Apr 13, 1993
    • E. I. Du Pont de Nemours and Company
    • Benjamin H. Knox
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Method of making improved polyester filaments, yarns and tows
    • Patent number 5,145,623
    • Issue date Sep 8, 1992
    • E. I. Du Pont de Nemours and Company
    • John P. Hendrix
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Multifilament apparel yarns of nylon
    • Patent number 5,137,666
    • Issue date Aug 11, 1992
    • E. I. Du Pont de Nemours and Company
    • Benjamin H. Knox
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for improving the properties of a feed yarn
    • Patent number 5,066,447
    • Issue date Nov 19, 1991
    • E. I. Du Pont de Nemours and Company
    • Benjamin H. Knox
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING