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Colored metallic pigments
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Patent number 5,814,686
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Issue date Sep 29, 1998
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Silberline Manufacturing Co., Inc.
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Fortunato J. Micale
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C01 - INORGANIC CHEMISTRY
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Platelet-like pigments
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Patent number 5,344,486
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Issue date Sep 6, 1994
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Merck Patent Gesellschaft mit beschrankter Haftung
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Bernhard Mainz
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Platy pigments
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Patent number 5,326,392
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Issue date Jul 5, 1994
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The Mearl Corporation
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Harold A. Miller
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Coating with organic dyes
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Patent number 5,156,678
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Issue date Oct 20, 1992
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Merck Patent Gesellschaft mit beschraenkter Haftung
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Ralf Glausch
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Colored micaceous pigments
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Patent number 4,755,229
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Issue date Jul 5, 1988
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The Mearl Corporation
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Louis Armanini
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C01 - INORGANIC CHEMISTRY
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Dyed lustrous pigments
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Patent number 4,084,983
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Issue date Apr 18, 1978
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Merck Patent Gesellschaft mit beschrankter Haftung
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Horst Bernhard
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C01 - INORGANIC CHEMISTRY
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Issue date Aug 27, 1974
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C01 - INORGANIC CHEMISTRY
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3799799
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Patent number 3,799,799
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Issue date Mar 26, 1974
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES