TREA

Hans Schlapfer

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  • Basel, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stilbene compounds
    • Patent number 4,061,860
    • Issue date Dec 6, 1977
    • Ciba-Geigy Corporation
    • Geza Kormany
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Process for the manufacturing of styrene derivatives, new styrene d...
    • Patent number 4,032,503
    • Issue date Jun 28, 1977
    • Ciba-Geigy Corporation
    • Geza Kormany
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Styrene compounds
    • Patent number 4,022,772
    • Issue date May 10, 1977
    • Ciba-Geigy Corporation
    • Geza Kormany
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Stilbene compounds
    • Patent number 4,014,871
    • Issue date Mar 29, 1977
    • Ciba-Geigy Corporation
    • Geza Kormany
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Coumarin derivatives
    • Patent number 3,966,755
    • Issue date Jun 29, 1976
    • Ciba-Geigy Corporation
    • Hans Schlapfer
    • C07 - ORGANIC CHEMISTRY