3770719

Information

• Patent Grant
• 3770719

• References
• Source

• Patent Number

  3,770,719

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1973
  51 years ago

• CPC

  • C09B44/103 - characterised by the coupling component being a heterocyclic compound
  • C09B27/00 - Preparations in which the azo group is formed in any way other than by diazotising and coupling
  • Y10S8/927 - Polyacrylonitrile fiber

• US Classifications

  • 534 - Organic compounds
  • 008 - Bleaching and dyeing
  • 544 - Organic compounds
  • 548 - Organic compounds