TREA

only oxygen-containing hetero rings

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Industry

  • CPC
  • C09B5/2418
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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

C09B5/2418only oxygen-containing hetero rings
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3923838
    • Patent number 3,923,838
    • Issue date Dec 2, 1975
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3448030
    • Patent number 3,448,030
    • Issue date Jun 3, 1969
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2005810
    • Patent number 2,005,810
    • Issue date Jun 25, 1935
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    1878987
    • Patent number 1,878,987
    • Issue date Sep 20, 1932
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents