with mercapto groups substituted by a heterocyclic ring

Patents Grantslast 30 patents

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    Method for preparing light-absorbing polymeric compositions

    • Patent number 6,776,930
    • Issue date Aug 17, 2004
    • Eastman Kodak Company
    • Max Allen Weaver
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Method for preparing light-absorbing polymeric compositions

    • Patent number 6,197,223
    • Issue date Mar 6, 2001
    • Eastman Chemical Company
    • Max Allen Weaver
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    Liquid crystal composition and display element using the same

    • Patent number 5,006,276
    • Issue date Apr 9, 1991
    • Mitsubishi Kasei Corporation
    • Masaharu Kaneko
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    Anthraquinone dye and liquid crystal composition containing the dye

    • Patent number 4,528,113
    • Issue date Jul 9, 1985
    • Mitsubishi Chemical Industries Limited
    • Shuji Imazeki
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    Liquid crystal compositions containing pleochroic dye

    • Patent number 4,232,949
    • Issue date Nov 11, 1980
    • Minnesota Mining and Manufacturing Company
    • William A. Huffman
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    Liquid crystal compositions including pleochroic dye

    • Patent number 4,232,950
    • Issue date Nov 11, 1980
    • Minnesota Mining and Manufacturing Company
    • Judith L. Benham
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    Bulk dyeing of polyesters

    • Patent number 4,096,111
    • Issue date Jun 20, 1978
    • Bayer Aktiengesellschaft
    • Rutger Neeff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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    Anthraquinone dyestuffs

    • Patent number 3,959,315
    • Issue date May 25, 1976
    • Bayer Aktiengesellschaft
    • Volker Hederich
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    3772321

    • Patent number 3,772,321
    • Issue date Nov 13, 1973
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    3447886

    • Patent number 3,447,886
    • Issue date Jun 3, 1969
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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    3318903

    • Patent number 3,318,903
    • Issue date May 9, 1967
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents