3860583

Information

• Patent Grant
• 3860583

• References
• Source

• Patent Number

  3,860,583

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1975
  50 years ago

• CPC

  • C09B23/145 - the ethylene chain carrying an heterocyclic residue
  • C07D209/08 - with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero ring
  • C07D209/12 - Radicals substituted by oxygen atoms
  • C07D209/14 - Radicals substituted by nitrogen atoms, not forming part of a nitro radical
  • C09B23/06 - three >CH- groups
  • C09B23/14 - Styryl dyes
  • C09B26/04 - cationic
  • C09B31/15 - Indoles
  • C09B31/157 - Quinolines or hydrogenated quinolines
  • C09B44/123 - in a five-membered ring
  • C09B69/06 - of cationic dyes with organic acids or with inorganic complex acids

• US Classifications

  • 548 - Organic compounds
  • 008 - Bleaching and dyeing
  • 106 - Compositions: coating or plastic
  • 162 - Paper making and fiber liberation
  • 524 - Synthetic resins or natural rubbers
  • 549 - Organic compounds