TREA

Preparation from starting materials already containing the pyranthrone nucleus

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Industry

  • CPC
  • C09B3/44
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Parent Industries

CCHEMISTRY METALLURGY C09Paints, dyes C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES MORDANTS LAKES C09B3/00Dyes with an anthracene nucleus condensed with one or more carbocyclic rings

Current Industry

C09B3/44Preparation from starting materials already containing the pyranthrone nucleus
Industries

Patents Grantslast 30 patents

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    • BASF Aktiengesellschaft
    • Arno Boehm
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    Fluorescent dyes
    • Patent number 6,084,132
    • Issue date Jul 4, 2000
    • Rohm & Haas Company
    • Peter J. Heffron
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  • Information Patent Grant

    3819664
    • Patent number 3,819,664
    • Issue date Jun 25, 1974
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3799779
    • Patent number 3,799,779
    • Issue date Mar 26, 1974
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1863987
    • Patent number 1,863,987
    • Issue date Jun 21, 1932
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    1776200
    • Patent number 1,776,200
    • Issue date Sep 16, 1930
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents