TREA

Cecil W. LeFevre

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  • Franklin, ID, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Nitrophenylhydrazine compounds
    • Patent number 4,374,271
    • Issue date Feb 15, 1983
    • United States Borax & Chemical Corporation
    • Don L. Hunter
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Nitrophenylhydrazine compounds
    • Patent number 4,202,839
    • Issue date May 13, 1980
    • United States Borax & Chemical Corporation
    • Don L. Hunter
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Nitrophenylhydrazine compounds
    • Patent number 4,160,090
    • Issue date Jul 3, 1979
    • United States Borax & Chemical Corporation
    • Don L. Hunter
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Nitrophenylhydrazine compounds
    • Patent number 4,156,083
    • Issue date May 22, 1979
    • United States Borax & Chemical Corporation
    • Don L. Hunter
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Nitrophenylhydrazine compounds
    • Patent number 4,138,244
    • Issue date Feb 6, 1979
    • United States Borax & Chemical Corporation
    • Don L. Hunter
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    6-Cyano-2,4-dinitro-1,3-phenylenediamines
    • Patent number 3,968,138
    • Issue date Jul 6, 1976
    • United States Borax & Chemical Corporation
    • Don L. Hunter
    • C07 - ORGANIC CHEMISTRY