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Klaus Bernhardt

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  • Grob-Umstadt, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pigment for laser marking
    • Patent number 8,778,494
    • Issue date Jul 15, 2014
    • Merck Patent GmbH
    • Gerhard Edler
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Semi-transparent interference pigments containing tin
    • Patent number 7,708,823
    • Issue date May 4, 2010
    • Merck Patent GmbH
    • Helge Bettina Kniess
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Interference pigment with a high covering power
    • Patent number 7,611,574
    • Issue date Nov 3, 2009
    • Merck Patent Gesellschaft mit beschrankter Haftung
    • Helge Kniess
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Intensely colored interference pigments
    • Patent number 6,692,561
    • Issue date Feb 17, 2004
    • Merck Patent Gesellschaft mit beschrankter Haftung
    • Sabine Schoen
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Interference pigments with great color strength
    • Patent number 6,599,355
    • Issue date Jul 29, 2003
    • Merck Patent GmbH
    • Christoph Schmidt
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Interference pigments
    • Patent number 6,579,355
    • Issue date Jun 17, 2003
    • Merck Patent Gesellschaft mit beschraenkter Haftung
    • Christoph Schmidt
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Colored interference pigment
    • Patent number 6,508,876
    • Issue date Jan 21, 2003
    • Merck Patent Gesellschaft mit beschrankter Haftung
    • Klaus Bernhardt
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Carbon-containing figments
    • Patent number 5,827,361
    • Issue date Oct 27, 1998
    • Merck Patent Gesellschaft mit beschrankter Haftung
    • Klaus Bernhardt
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Conductive flaky pigments
    • Patent number 5,322,561
    • Issue date Jun 21, 1994
    • Merck Patent Gesellschaft mit beschrankter Haftung
    • Constanze Prengel
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Interference pigments
    • Patent number 5,302,199
    • Issue date Apr 12, 1994
    • Merck Patent Gesellschaft mit beschrankter Haftung
    • Constanze Prengel
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Pigments containing carbon black
    • Patent number 5,286,291
    • Issue date Feb 15, 1994
    • Merck Patent Gesellschaft mit beschrankter Haftung
    • Klaus Bernhardt
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Materials coated with plate-like pigments
    • Patent number 5,223,360
    • Issue date Jun 29, 1993
    • Merck Patent Gesellschaft mit beschrankter Haftung
    • Constanze Prengel
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents

  • Information Patent Application

    LASER ADDITIVE
    • Publication number 20120292295
    • Publication date Nov 22, 2012
    • Merck Patent Gesellschaft mit Beschrankter Haftung
    • Gerhard Edler
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    PIGMENT FOR LASER MARKING
    • Publication number 20120010345
    • Publication date Jan 12, 2012
    • Gerhard Edler
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    Semi-Transparent Interference Pigments Containing Tin
    • Publication number 20080210123
    • Publication date Sep 4, 2008
    • Helge Kniess
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Interference pigment with a high covering power
    • Publication number 20070028799
    • Publication date Feb 8, 2007
    • Helge Bettina Kniess
    • C01 - INORGANIC CHEMISTRY