TREA

Alfred Germann

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  • Basel, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fluorobenzyl ether derivatives
    • Patent number 5,888,423
    • Issue date Mar 30, 1999
    • Rolic AG
    • Richard Buchecker
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Alkenylcyclohexane liquid crystalline compounds
    • Patent number 5,292,452
    • Issue date Mar 8, 1994
    • Hoffmann-La Roche Inc.
    • Richard Buchecker
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Bicyclohexyl derivatives
    • Patent number 5,174,921
    • Issue date Dec 29, 1992
    • Hoffmann-La Roche Inc.
    • Richard Buchecker
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Pyridine liquid crystalline compounds
    • Patent number 4,898,455
    • Issue date Feb 6, 1990
    • Hoffmann-La Roche Inc.
    • Richard Buchecker
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Coloring substance-containing liquid crystal mixtures
    • Patent number 4,613,208
    • Issue date Sep 23, 1986
    • Hoffmann-La Roche Inc.
    • Arthur Boller
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Liquid crystal mixtures
    • Patent number 4,395,350
    • Issue date Jul 26, 1983
    • Hoffmann-La Roche Inc.
    • Arthur Boller
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Liquid crystal mixtures
    • Patent number 4,364,838
    • Issue date Dec 21, 1982
    • Hoffmann-La Roche Inc.
    • Arthur Boller
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Liquid crystal mixtures
    • Patent number 4,198,130
    • Issue date Apr 15, 1980
    • Hoffmann-La Roche Inc.
    • Arthur Boller
    • C07 - ORGANIC CHEMISTRY