3454552

Information

• Patent Grant
• 3454552

• References
• Source

• Patent Number

  3,454,552

• Date Filed

  Not available

• Date Issued

  Tuesday, July 8, 1969
  56 years ago

• CPC

  • C09B44/02 - containing ammonium groups not directly attached to an azo group
  • C09B31/02 - Disazo dyes
  • C09B35/02 - Disazo dyes
  • C09B35/04 - the tetrazo component being a benzene derivative
  • C09B35/06 - the tetrazo component being a naphthalene derivative

• US Classifications

  • 534 - Organic compounds
  • 008 - Bleaching and dyeing
  • 106 - Compositions: coating or plastic