TREA

the heterocyclic rings being condensed in peri position and in 1-2 or 2-3 position

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Industry

  • CPC
  • C09B5/002
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Parent Industries

CCHEMISTRY METALLURGY C09Paints, dyes C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES MORDANTS LAKES C09B5/00Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings

Current Industry

C09B5/002the heterocyclic rings being condensed in peri position and in 1-2 or 2-3 position
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Light decolorizable recording material, ink and toner
    • Patent number 5,846,682
    • Issue date Dec 8, 1998
    • Showa Denko K.K.
    • Katsumi Murofushi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2049896
    • Patent number 2,049,896
    • Issue date Aug 4, 1936
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    1861921
    • Patent number 1,861,921
    • Issue date Jun 7, 1932
    • C07 - ORGANIC CHEMISTRY