TREA

Berthold Gertisser

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  • Munchenstein, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Monoazo compounds having a substituted thiazolium-5 diazo component...
    • Patent number 4,314,817
    • Issue date Feb 9, 1982
    • Sandoz Ltd.
    • Berthold Gertisser
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Basic phenoxazine dyestuffs
    • Patent number 4,288,227
    • Issue date Sep 8, 1981
    • Sandoz Ltd.
    • Berthold Gertisser
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Basic indoline dyestuffs
    • Patent number 4,246,404
    • Issue date Jan 20, 1981
    • Sandoz Ltd.
    • Berthold Gertisser
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Coumarin dyestuffs
    • Patent number 4,244,872
    • Issue date Jan 13, 1981
    • Sandoz Ltd.
    • Berthold Gertisser
    • C07 - ORGANIC CHEMISTRY