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Hans R. Meyer

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  • Binningen, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sulfonation of benzofuranylbiphenyls
    • Patent number 5,470,990
    • Issue date Nov 28, 1995
    • Ciba-Geigy Corporation
    • Kurt Weber
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Dibenzofuranylbiphenyls
    • Patent number 5,434,275
    • Issue date Jul 18, 1995
    • Ciba-Geigy Corporation
    • Kurt Weber
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Detergents containing certain sulfonated dibenzofuranylbiphenyls
    • Patent number 5,326,491
    • Issue date Jul 5, 1994
    • Ciba-Geigy Corporation
    • Kurt Weber
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Pyrazoline compounds
    • Patent number 5,308,545
    • Issue date May 3, 1994
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    1,4-distyrylbenzene compounds and mixtures thereof with other 1,4-d...
    • Patent number 5,152,922
    • Issue date Oct 6, 1992
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Mixtures of fluorescent whitening agents
    • Patent number 5,072,016
    • Issue date Dec 10, 1991
    • Ciba-Geigy Corporation
    • Leonardo Guglielmetti
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Stable bleaching detergents containing stilbene fluorescent whiteni...
    • Patent number 5,035,825
    • Issue date Jul 30, 1991
    • Ciba-Geigy Corporation
    • Claude Eckhardt
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Pyrazoline compounds
    • Patent number 4,904,794
    • Issue date Feb 27, 1990
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Mixtures of fluorescent whitening agents
    • Patent number 4,891,153
    • Issue date Jan 2, 1990
    • Ciba-Geigy Corporation
    • Leonardo Guglielmetti
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Mixtures of fluorescent whitening agents
    • Patent number 4,867,906
    • Issue date Sep 19, 1989
    • Ciba-Geigy Corporation
    • Leonardo Guglielmetti
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Pyrazoline compounds and method of whitening
    • Patent number 4,816,590
    • Issue date Mar 28, 1989
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Mixtures of fluorescent whitening agents
    • Patent number 4,778,622
    • Issue date Oct 18, 1988
    • Ciba-Geigy Corporation
    • Leonardo Guglielmetti
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Stilbene derivatives
    • Patent number 4,684,744
    • Issue date Aug 4, 1987
    • Ciga-Geiby Corporation
    • Klaus Artz
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    4-Heterocyclylvinyl-4-'styryl-biphenyls
    • Patent number 4,666,627
    • Issue date May 19, 1987
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Distyrylbiphenyls
    • Patent number 4,602,087
    • Issue date Jul 22, 1986
    • Ciba-Geigy Corporation
    • Christian Luthi
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Benzimidazoles
    • Patent number 4,542,222
    • Issue date Sep 17, 1985
    • Ciba-Ceigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Amphoteric styrene derivatives useful as fluorescent brighteners
    • Patent number 4,478,598
    • Issue date Oct 23, 1984
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Distyrylbiphenyls
    • Patent number 4,468,352
    • Issue date Aug 28, 1984
    • Ciba-Geigy Corporation
    • Christian Luthi
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    N-Acyl-o-phenylenediamines
    • Patent number 4,455,436
    • Issue date Jun 19, 1984
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Cationic fluorescent whitening agents
    • Patent number 4,433,975
    • Issue date Feb 28, 1984
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Cationic fluorescent whitening agents
    • Patent number 4,432,886
    • Issue date Feb 21, 1984
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Cationic fluorescent whitening agents
    • Patent number 4,384,121
    • Issue date May 17, 1983
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Benzofuranyl-benzimidazoles
    • Patent number 4,360,679
    • Issue date Nov 23, 1982
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Distyrylbiphenyls
    • Patent number 4,339,393
    • Issue date Jul 13, 1982
    • Ciba-Geigy Corporation
    • Christian Luthi
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Distyrylbenzene fluorescent brightening agents
    • Patent number 4,314,820
    • Issue date Feb 9, 1982
    • Ciba-Geigy Corporation
    • Kurt Weber
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    N-Acyl-o-phenylenediamines
    • Patent number 4,313,846
    • Issue date Feb 2, 1982
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Process for manufacturing 2-stilbenyl-1,2,3-triazoles and new 2-sti...
    • Patent number 4,276,188
    • Issue date Jun 30, 1981
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Phenyl-benzimidazolyl-furanes for optical brightening of organic ma...
    • Patent number 4,264,325
    • Issue date Apr 28, 1981
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Cationic fluorescent whitening agents
    • Patent number 4,263,431
    • Issue date Apr 21, 1981
    • Ciba-Geigy Corporation
    • Kurt Weber
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Benzofuranyl-benzimidazoles
    • Patent number 4,250,317
    • Issue date Feb 10, 1981
    • Ciba-Geigy Corporation
    • Hans R. Meyer
    • C07 - ORGANIC CHEMISTRY