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Hans Theidel

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  • Leverkusen, DT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Benzodifuran compounds
    • Patent number 3,993,670
    • Issue date Nov 23, 1976
    • Bayer Aktiengesellschaft
    • Peter Hartmann
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Benzodifuran compounds
    • Patent number 3,971,731
    • Issue date Jul 27, 1976
    • Bayer Aktiengesellschaft
    • Peter Hartmann
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Optical brighteners
    • Patent number 3,962,219
    • Issue date Jun 8, 1976
    • Bayer Aktiengesellschaft
    • Alfons Dorlars
    • C07 - ORGANIC CHEMISTRY