TREA

Preparation by synthesis of the nucleus

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  • CPC
  • C09B1/18
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Parent Industries

CCHEMISTRY METALLURGY C09Paints, dyes C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES MORDANTS LAKES C09B1/00Dyes with anthracene nucleus not condensed with any other ring

Current Industry

C09B1/18Preparation by synthesis of the nucleus
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Preparation of anthraquinones
    • Patent number 5,387,704
    • Issue date Feb 7, 1995
    • BASF Aktiengesellschaft
    • Klaus Ebel
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Synthesis of 1-aminoanthraquinone
    • Patent number 5,132,437
    • Issue date Jul 21, 1992
    • Hoechst Celanese Corporation
    • Mohammad Aslam
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Synthesis of 1-aminoanthraquinone
    • Patent number 5,130,448
    • Issue date Jul 14, 1992
    • Hoechst Celanese Corporation
    • Mohammad Aslam
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Process for production of 1-aminoanthraquinone
    • Patent number 4,840,749
    • Issue date Jun 20, 1989
    • Nippon Shokubai Kagaku Kogyo Co., Ltd.
    • Noriaki Ikeda
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    2013657
    • Patent number 2,013,657
    • Issue date Sep 10, 1935
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    1970909
    • Patent number 1,970,909
    • Issue date Aug 21, 1934
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    1922480
    • Patent number 1,922,480
    • Issue date Aug 15, 1933
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    1875272
    • Patent number 1,875,272
    • Issue date Aug 30, 1932
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    1812260
    • Patent number 1,812,260
    • Issue date Jun 30, 1931
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    1810010
    • Patent number 1,810,010
    • Issue date Jun 16, 1931
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    1803503
    • Patent number 1,803,503
    • Issue date May 5, 1931
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    1798156
    • Patent number 1,798,156
    • Issue date Mar 31, 1931
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    1659360
    • Patent number 1,659,360
    • Issue date Feb 14, 1928
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents