TREA

Donna F. Zimmerman

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  • Landenberg, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Herbicidal sulfonamides
    • Patent number 4,895,591
    • Issue date Jan 23, 1990
    • E. I. Du Pont de Nemours and Company
    • James V. Hay
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Herbicidal sulfonamides
    • Patent number 4,867,783
    • Issue date Sep 19, 1989
    • E. I. Du Pont de Nemours and Company
    • James V. Hay
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Herbicidal indole sulfonamides
    • Patent number 4,836,846
    • Issue date Jun 6, 1989
    • E. I. Du Pont de Nemours and Company
    • Donna F. Zimmerman
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Herbicidal sulfonamides
    • Patent number 4,822,403
    • Issue date Apr 18, 1989
    • E. I. Du Pont de Nemours and Company
    • James V. Hay
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Herbicidal sulfonamides
    • Patent number 4,786,313
    • Issue date Nov 22, 1988
    • E. I. Du Pont de Nemours and Company
    • James V. Hay
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Herbicidal indole sulfonamides
    • Patent number 4,764,610
    • Issue date Aug 16, 1988
    • E. I. Du Pont de Nemours and Company
    • Donna F. Zimmerman
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Herbicidal sulfonamides
    • Patent number 4,743,292
    • Issue date May 10, 1988
    • E. I. Du Pont de Nemours and Company
    • James V. Hay
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Herbicidal sulfonamides
    • Patent number 4,741,758
    • Issue date May 3, 1988
    • E. I. Du Pont de Nemours and Company
    • James V. Hay
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Herbicidal sulfonamides
    • Patent number 4,732,604
    • Issue date Mar 22, 1988
    • E. I. Du Pont de Nemours and Company
    • James V. Hay
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Herbicidal sulfonamides
    • Patent number 4,721,521
    • Issue date Jan 26, 1988
    • E. I. Du Pont de Nemours and Company
    • James V. Hay
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Herbicidal sulfonamides
    • Patent number 4,666,501
    • Issue date May 19, 1987
    • E. I. Du Pont de Nemours and Company
    • James V. Hay
    • C07 - ORGANIC CHEMISTRY