TREA

Hermann Beecken

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  • Leverkusen, DT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for the preparation of styryl dyestuffs
    • Patent number 4,088,673
    • Issue date May 9, 1978
    • Bayer Aktiengesellschaft
    • Walter Gomm
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Styryl dyestuffs
    • Patent number 4,077,962
    • Issue date Mar 7, 1978
    • Bayer Aktiengesellschaft
    • Hermann Beecken
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Cationic dyestuffs
    • Patent number 4,051,084
    • Issue date Sep 27, 1977
    • Bayer Aktiengesellschaft
    • Hans-Peter Kuhlthau
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Triazole-azo-phenyl cationic dyestuffs
    • Patent number 4,051,117
    • Issue date Sep 27, 1977
    • Bayer Aktiengesellschaft
    • Hans-Peter Kuhlthau
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Styryl dyestuffs
    • Patent number 4,046,771
    • Issue date Sep 6, 1977
    • Bayer Aktiengesellschaft
    • Hermann Beecken
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Styryl dyestuffs
    • Patent number 4,016,191
    • Issue date Apr 5, 1977
    • Bayer Aktiengesellschaft
    • Hermann Beecken
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Process for dyeing synthetic fibers
    • Patent number 3,996,000
    • Issue date Dec 7, 1976
    • Bayer Aktiengesellschaft
    • Hermann Beecken
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...